<span class='text_page_counter'>(1)</span><div class='page_container' data-page=1>
Hg
vi
tOn:... NG L(IC HQC 1'
NAM
Hec
2ot7
-
2018
Md
si phdch
l
l
I
(do thi sinh ghi) Chn ki gi6m rhi I
CUA GIAI\I KHAO Chrt' k! gitim
*niiil o,i
<sub>hi gidm </sub><sub>khio </sub><sub>2</sub>
D6 ki6m
tra
chinh thri,c
(G6m 04
trang)
L
TRAC NGHIEivI
(3 tli6m)
Khoanh vdo chir c6i truoc cdu tr6
loi
dung
Cdu
l:
(0,5 di€m1
Tn sO 95 OCn s6
tOt
c6 bao nhi6u s6 chin chia h6t cho 3?
A.
ls6
8.2s6
<sub>C.3s6 </sub>
<sub>D.4s6</sub>
Ciu
2: (0,5 diAtn)
30% di6n tich cua hinh
M
ld 75 m2. <sub>Vdy di€n tich hinlr </sub>
M
<sub>ld </sub>:
A.2,5m2
B.250m2
<sub>c.25m2 </sub>
. D.2500m2
CAn
3:
(0,5 di€m)
Timx:
x
x4.5
-35,82.27,54
A.
14,8
B.
14,08
<sub>c. </sub>
140,8
CiLu
1:
(0,5 di6m)
:.
I ong gla rrr cua
chii
so
I
va-9 trong so 41039 ld:
A.
10
<sub>B. l9</sub>
<sub>c. </sub>
<sub>1009</sub>
<sub>D. </sub>
<sub>1039</sub>
Ciu
5: (0,5 <sub>tli€nt)</sub>
Trong c6c xe 6 t6 dudi ddy, xe 6 t6 ndo c6 v6n t6c b6 nn6t?
A.
0
td
A
chay
v6i
vdn tdc 20km/gio.
B. O to B chay
voi
vdn r6c l5m/giriy.
C. O t6 C chay
v6i
vdn t6c 1000m/phrit.
O.
6
tO D ch4y
v6i
v6n t6c l0m/giAy.
sA phich
</div>
<span class='text_page_counter'>(2)</span><div class='page_container' data-page=2>
KHONG
DUqC VIET
VAO
DAY
Ndu tdng canh c[ra mQt
hinh ldp
phuong l6n
phuong do s€ tang l6n mdy lAn?
5
lAn.
Thi
the
tich
cua
hinh
ldp
D.
125l6n
A.
l0lAn
B. t5lan
C. 25 lAn
I.
TV'LUaN
(7 tri6m)
Ciru
l:
(t
didm)
cho
ab
ld s6 c6 2 ch0 s6 khiic nhau. Bitit
ring
ot
n
rachia h6t cho 9, cdn chia 4
du 3. Tim c6c
cht
s6 a. b.
.
b) Mot bqn hgc.sinh viet:1, 2, 3, 4, 5,
t,
2, 3, 4, 5, 1, 2,...,...
</div>
<span class='text_page_counter'>(3)</span><div class='page_container' data-page=3>
xH0Nc
DrJgc
<sub>vrnr vao</sub>
</div>
<span class='text_page_counter'>(4)</span><div class='page_container' data-page=4>
KHONG
Drrgc
vrer
vAo]
Cdu 4: (2
<sub>di€n)</sub>
Binh thuong anh An
di
xe mriy tu'nhd anh vd den nhd cha anlr phai m6t 20 phL1t.
Nhung h6m nay c6 vi6c g6p cdn dOn nhd cha s6m hon 4 phrrt nen anir
An
dd di nhanh
hon thurrng 16 m5i phirt I20m
di
<sub>kip </sub><sub>gio. Tinh </sub><sub>quang </sub><sub>duong </sub><sub>tir </sub><sub>nh2r </sub><sub>anh </sub><sub>An </sub><sub>d6n nhd </sub><sub>cha</sub>
dii
bao nhi6u ki-16-m6t?
</div>
<span class='text_page_counter'>(5)</span><div class='page_container' data-page=5>
---HET---Cht k!, gidm khdo 2
Ch:t k! gidm khdo
I
Od t<i6m
tra
chinh
thrfrc
(Gdm
03
trang)
I-
Hdy
thAm 1 chtc
ctii
iI6
<sub>4o </sub>
thdnh tb ilrtng'
( 1
ili6m)
o.
pgn
1.
spr...ng
2.
ar...hitect
3. tooth...che
4. s...adium
IL
Hdy
khoanh trbn
ittip tin
drtng
A, B,
C hortc
D'
( 2
iIiA@
0. That is
my
...'.'.'....
He is a
teaclig\
A.
mother
B.
sister
(Qfather
D'
grandmother
1. .
...
are You
from?
-
<sub>I'm </sub>
from
England.
A.
How
B.
Where
C' Who
2. What
would you
like
to be
in
the future?
-
I'd
like
to be an
D.
How
old
A.
doctor
B.
teacher C.
astronaut
D.
writer
3.
Don't
play
with
the
..
...
...because you
may cut
yourself'
e.l"if"
B.
stove
C'
matches
D'
cat
4.
...do
you play
table tennis?
- Twice
a
week'
A. How
long
B.
WhY
C'
When
5. He
likes
football
on Sunday afternoon'
A.
playing
B.
PlaY
C'
PlaYs
6.
How
can
I
get to the zoo?
D.
How often
D.
played
-
You
can go
there
...foot'
A.by
B. in
C.
on
D.
at
</div>
<span class='text_page_counter'>(6)</span><div class='page_container' data-page=6>
Nc
Dr/qc
urr
vAo
Y----
-X---7. What did
you
do yesterday?
-
I ...
my
grandparents.
A. visit
B. visited
C.
visits
D.
am
visiting
8. There are
thirry-five
students in
my
class,
boys and eighteen girls.
A.
fourteen
B.
fifteen
C.
sixteen
D.
seventeen
ilL
-l{sz.'
Where did
you
go last weekend, Peter?
Peter:
(0)
<sub>I </sub>
<sub>visited </sub>
<sub>Pltu </sub>
<sub>Ouoc </sub>
<sub>Island for </sub>
<sub>a </sub><sub>week.</sub>
Nam:
(1)
...
Peter
:
I
went there
with
my
family.
Nsm:
How
did
you
get there?
Peter:
(2)
...
Nam:
What
did you
do in the morning?
Peterz
(3)
<sub>...</sub>
In
the aftemoon,
I
played
volleyball
on the beach.
Nom:
(4)
Peter:
It
was
really
nice.
IV.
Dgc
ilogn
vdn
vd thtgc hiQn ctic yAu
cilu
bAn
dmfi.
Hi,
my
name
is
Phong.
I'm
ten years
old.
I'm
a
student
at
Kim
Dong
Primary
School.
I
live in
Bac
Lieu.
It
is
in
the south
of Viet
Nam.
There are
only
two
seasons here.
They
are
the
dry
season and
the
rainy
season.
The dry
season
lasts
from
November
to
April.
It
is usually
cool
and
dry
in
this time of
the
year.
This
is
my
favourite
season because
I
can
visit
my
grandparents
in
the countryside
and
fly
kites
with
friends. The
rainy
season
lasts'from
May
to
October.
It
is
usually hot and
wet.
There is a
lot of wind
too.
h6i thoai
vdi nh
cdu cho sdn. ( 2 iliAnt
-
What was the
trip
like?
-
By
plane.
- I took
a boat
trip
and enjoyed seafood.
</div>
<span class='text_page_counter'>(7)</span><div class='page_container' data-page=7>
NG
Dr/gc
utr
vAo
s. ViA
T
<sub>@rtng) </sub>
hortc
F
<sub>$ai) </sub>
cho cdc cdu
dtbi
ctfiy. (1,5 iliAm)
0.
...T...
Phong is ten years old.
i.
...
There are
four
seasons
in
Bac
Lieu.
2.
. . . ,. The
dry
season lasts
from
November to
April.
3.
...
It
is
usually
hot and
wet
in the
rainy
season.
b.
Trd
ldi
cdc cAu
hdi
drbi
itAy.
<sub>Q,5 </sub>
iti6m)
0.
How
old
is Phong?
- He's
ten
years old.
1.
How
many seasons are there
in
Bac
Lieu?
2. Does the
rainy
season last
from
November
to
Aprit?
3.
Why
does he
like
the
dry
season?
V.
Hodn thdnh
cdc cAu
dwdi
iIAy vd,i
nhtrng
tit
vd
cym
tb
cho sdn.
<sub>e </sub>
iliAm)
0. He/ doctor.
-
He
is a
doctor.
1.
What's
/
matterl her?
2.
How
I
rice
/
do
I
yolu
I
every day ?
3.
I
/
reading
/ fairy
tales
/ my
free time.
/
4. Nam <sub>and Quan </sub>
/
going
to/
karate.
</div>
<span class='text_page_counter'>(8)</span><div class='page_container' data-page=8>
-FIET-Ho rlr t6n:.... .. KIEM TRA NANG L(IC HQC TAP LOP 6 CLC (THi DIEM)
NAM
Hoc
2ol7 - 2ol8
Nghy ki6m
tra: l5l7l20l7
Thoi sian: 60 <sub>rrhrit (kh6ne </sub>ke thdi eian siao dd)
Md
sii phich
}IO\ KII]TI TRA
TIENG VIET
SO BAO DANH
(do thisinh ghi)
Chr
ki gidm thi I
Cht
kj' giem thi 2
x
DIEM NH4,N XET CUA GIAM KHAO Chi? kj gidm khdo
I
Cht kj, gidn khdo 2 Mrt
si phdch
DG
ki6m
tra
chinh
thri'c
(GOm 0a
trang)
C6u
l:
(2 di6m)
-.1
a) X€p cdc
tu
sau thirnh 3 nh6m:
tri
gh6p,
tu
ldy c6 nghia giam nhe so v6i
tir
g6c
vd tri l6y c6 nghia manh hon so v6i tir gOc.
nhd nhg, li€u linh, thoang tho6ng, si6ng ndng, xanh xanh, tron tria, hgc hdnh, x6m
xit, chAm chqm, bucrng binh.
b) Tim 2 cau ca dao, tuc ngir c6
ti
"thdy'(c6
nghia: ngudi ldm ngh6 dqy hqc).
</div>
<span class='text_page_counter'>(9)</span><div class='page_container' data-page=9>
KHONG DLI.qC VIET VAO DAY
Ciu
2:
(l
tli6m)
Cho c6c
li
sau:
nii dii,
rryc
rd,
ddnh dQp, mita xudn, nhdy mtia, hqt mtra, chiit
ch\i,
chen chuc.Hdy x6p c6c tri dd cho vdo nh6m thich hqp:
- Danh
tii:
- DQng tir:
- Tinh tir:
CAu 3: (2 di5m)
a) Chi ra sq kh6ng phn hqp vd nghia trong c6u sau vir chira
lai
cho
dtng
theo 2
c6ch kh6c nhau.
Vi
thAy bi tim n6n
thiy
dA ldrn viec qu6 suc'
b) X6c dinh chri ngir, v! ngir, trqng
ngt
c6 trong c6c
ciu
sau:
-
S6ng nay, mQt ldn gi6 chay qua,
nhfng
chi6c 15 lay dQng nhu d6m lira vdng, hia
- BAy gid, quanh th6n c6y, nhirng ki ng6 to vuon ra manh md, mucrt mir'
</div>
<span class='text_page_counter'>(10)</span><div class='page_container' data-page=10>
KHONG DUOC
VIET
VAO DAY
CAu 4:
(l
tli6m)
B6ng
miy
H6m qua
troi ning
nhu nung,
M9 em di cdy phtri hmg
ci
ngdy.
Uric gi em h6a d6m m6y,
Em che cho mq su6t ngdy b6ng rdm.
(Thanh Hdo)
Dqc bdi tho tr6n, em thdy cluoc nh0ng n6t
gi
dep vd tinh
voi me?
cirm cua nguoi con d6i
Cflu 5: (4 tli6m)
</div>
<span class='text_page_counter'>(11)</span><div class='page_container' data-page=11>
SO GDDT BAC
LITU
KIEM
TRA NANG LU'C HQC TAP LOP 6 CLC
GHi
Dr[M)
- NAM
Hgc
zorT - 2018
HTJoNG
oAN
cnAtr
<sub>- </sub>
lrON
KIElr.l
tRa:
rttNc
vtEr
(GOm 03
trang)
Ciu
1: (2 tli6m)
a) Hgc sinh x6p
ding
10 tir vdo c6c nh6rn cho 1 di6m;.8-9 tiL cho 0,75 cliOml 6-7
tu cho 0,5 di6rn; 4-5 tu cho 0,Z5 di6m; dudi 4 tir kh6ng cho c1i6m.
Tn'gh6p
Til
l6y c6 nghia gi6m
Tir
l6y c6 nghia
nh9 so
v0i
til
g6c
si€ng ndng
hgc hdnh
nhd nhe
xanh xanh
chAm chAm
thoang thodrng
hcrn so v6'i
tir
g6c
li6u tinh
bu'ong binh
h'on tria
x6m
xit
b)
(l
di6rn) Hgc sinh n6u dirng m6i cau cho 0,5 di6m.
Vi d4:
- Kh0ng thAy dii miry ldm nOn.
.;.
- Trong thdy moi dugc liirn thdy.
- M6t chir
cing
ld thAy, nira chir cfrng ld thAy.
-
C6ng cha, nghia mg, on thAy
Nghi sao cho bO nhftng ngdy gian lao.
(Hoc sinh c6 th€ tint nhilng cdu ca dao, tuc ngft khac, n€tt dting
vin
cho di6m
tji
da)
Ciu
2: (1 tli6m) Hoc sinh x6p dring
ci
8 tir cho
I
di6m; 6-7 tiL cl.ro 0,75 di6m; 4-5 tir cho
0,5 di6m; 2-3 tu cho 0,25 di6m; dudi 2 tir kh6ng cho di0m).
- Danh tu:
nii
d6i, mita xudn, hat ntwa.
- DQng tu: ddnh ddp, nhdy mila, chen chilc.
- Tinh tir: ruc rd, chqt chqi.
Ciu
3: (2 tli6m)
a)
(l
di6m): N€u duoc sg t<h6ng phn hqp vd nghia trong cAu cho 0,5 c1i6m; chira
l4i dring theo m6i c6ch oho 0,25 di6m.
CAu tr€n kh6ng phir hqp vA nghia ld do: D4t sai 2
v6
chi
ngto,€n nhan
-
kdr quir
trong cAu ghdp c6 cqp
til
chi quan h€ vi... nAn (hodc diing sai cdp tir chi quan hC n6n 2 v0
c6r.r kh6ng ho.'p nghia).
</div>
<span class='text_page_counter'>(12)</span><div class='page_container' data-page=12>
r
C6 th€ chira lai nhu sau:
Cach
1;Vi
thdy dd ldm viQc qu6 suc n€n thAy bi 0m.
Cach 2; Sd di thAy bi 6m ld do thAy dfr ldm viQc qr-r6 sirc'
(Lru
<sub>!:.Hoc. </sub>
sinh chira
lai
theo c6ch kh6c (ngodi
2
c6ch
trcn)
md tlhng
thi v|n
duqc hudng di6rn t6i da).
b)
(l
tli6m):
Xdc c1!nh
dfng,
du c6c bQ phQn (chir ngir,
vi
ngit, trang ngir) trong
rn6i cau cho 0,5 di6m. Xac dlnh sai ho4c thi6u m6i bq ph?n (chir ngir, vi
ngt,
trqng ngir)
trong c6u trir 0,25 di6m (chi tru h5t 1 di€m).
-
S6ng nay, m6t lan gi6 chay c1ua,
nhtng
chi6c 16 lay d6ng nhu d6m t(ra virng, lua
t'lo,
Trang
ngi:
sting no1'.
Chri
ngf:
mQt ldn
gio;
nhitng chi€c ld.
Vf
ngir: chay qua; tay dQng
nhr
d6m lira vang, ltia do.
- BAy gio, quanh thAn c6y,
nhtng
16 ng6 to vrlon ra m4nh mE, mugt mir'
Trang ngir: bdy
gid;
quanh than cdY.
Chir ngir: nhftng ld ng6 to.
Vi
ngir:
vron
ra manh md, muol ntd.
Ciu
4:
(l
tli6m)
NOu clrrg'c cdc <sub>1i </sub>sau cho 1 tli6m:
Nguoi con dd cirm nh4n dugc sq v6t va, tAn
tio
gian
<sub>[h6 </sub>
cira m9. Con r6t thtrong
A,
rne, mong rnuon dugc giirp dd mq (bAng c6ch n€u c6 phdp mAu sE h6a thdnh d6m mAy
d€ che nang cho rng), mu5n rng b6t di n6i nhgc
nhin,
vAt vA trudc nhinig c6ng viQc d6ng
6ng vdi thdi ti0t khac nghiQt (ndng nhu nung).
.
SrJ cdm nhAn viL mong mu5n
cia
nguoi con dd
n6i
l€n
tinh
cdm clep dE cira con
d6i v6i me. D6 ld th6 hiQn tinh cam c[ra su hi6u thao, quan tArn, thuong y6u me.
Ciu
5: (4
ili6m)
1. YOu cAu cAn
tlqt:
-
Bdi
vi6t c6 b6 cpc rd ldng, dir 3 phAn, dLrgc
sip
x6p cAn aOi, hqp lyi, clirng th6
lo4i kC chuyQn (theo tinh hu6ng ctd cho).
- NCu dugc di6n bi6n cdu chuydn
tu
llc
md dAu d6n khi k6t thirc, bi6t nhAn manh
c6c tinh ti5t, sg viQc chinh dC tao sq
chi
y cira ngudi dgc.
-
Ldi
kC tu nhi€n, chAn thuc nhung c6 s6ng tao vd thti hign cluoc cAm x(rc.
- Di6n dgt
luu
lo6t,
ding
tir
ngir chinh x6c vA co chgn loc. Cau v?rn kh6ng sai l6i
chinh tA vd ngir ph6p.
</div>
<span class='text_page_counter'>(13)</span><div class='page_container' data-page=13>
li
2. Bi6u tli6m:
-
Dirt
tli6m 4: Bdi ldm dat dugc c6c y6u cdu tr6n, b6 cpc
chit
che' I(6 ch,uy6n hAp
dfin, sinh dQng. Hdnh vdn
tr6i
chAy,
ngt
diQu
thich
hgp, gAy cAm xitc, tao en tuong;
kh6ng sai chinh tA vd ng0 phdP.
-
Dat
ati6m
ti,3
tl6n
dudi
4: Biri liLm co bAn ddp [rng duoc cdc ydtr cAu tren. dir y,
bo cr,rc 6op lj,.
Tinh
tiet kh6 rO rirng. Di6n dat tuong c16i mach lac,
it
sai
l5i
chinh td vd
ngir ph6p.
-
D1t
tli6m
ti'2
tl6n d,,6,i 3: Bdi ldm con thi6u rnQt s6 y. bd cuc chua hqp ly. cli€n
dqt lung cirng, thi5u cam xirc. K6 chua dugc mach lqc, ho[c nQi dr.rng kC lan man, kh6ng
trgng tAm. Sai tuong O6i
nlieu
l5i
chinh tdr vd ngir ph6p.
- D?t tti6m
tri
0,5 .t6n du6'i 2:
V
tudng nghdo nirn, di€n clat vpng
'd,
sai nhieu l6i
chinh td vir ngir ph6p.
- Di6m 0: L4c cld ho6c b6 giAy
tring
kh6ng lAm.
Ltrtt
j,:
Pltin, firro'ng tldrr
clnrtr
cltr
lir rrlirttg.gqi
<sub>I </sub>
m.onF rirrh ditylt h,rrorrg.cltrurg
trongqtrir trinh chdm, gidm khiio duavdo bdi vi€t thuc re
cia
hoc sinh d,2 cho di6m thich
ho'p;
cin
khul'An khich nhti'ng bdi litm c6 tinh scing tqo.
.
<sub>HET.</sub>
</div>
<span class='text_page_counter'>(14)</span><div class='page_container' data-page=14>
so GD-Dr BAC
LrtU
KIfM
TRA NANG
LI/C
HQC TAP
L6P
6 CLC
(THr DrEM) - NAM HQC 2017 -2018
HU6NG oAN
cnAu-rrldN
xrtu
rRA: TrfNG
ANH
1c6m
or
thdnh
til
drtno.
( Hoc sinh
di
dilng i
ti
duoc 0,25
1. sprlng
2, architect
3. toothqche
4. stadium
( H7c sinh chqn ddp dn
iling
1.
Who
did
you
go
with?
i cdu cluoc 0,5
2.
By
plane.
3.
I
took
a boat
trip
and enjoyed seafood.
4. What was the
trip
like?
( H7c sinh trd
ldi
dilng i cdu
dtqc
0,5
1.F
2.7
3.7
b. Trfi ld'i ctic cAu
hii
dudi dAu,
<sub>0,5 </sub>
di6ml
(
IIgc
sinh trd
ldi
dting m6i cdu
droc
0,5 di€m.)
1. There are only two seasons./ Two
2. No, it doesn't./ No, the
rainy
season lasts
from May to
October./ No.
3. Because he can visit hi$ grandparents in the countryside and
fly
kites
with
friends.
r;,
1 Cdu 3 can ltru;it dqi tir nhdn xtrng
"lte"
vd tinh
ti
sd
hiru "his"
)
V. Hodn
lhin
(Hpc
sinh hodn thdnh
dilng
m6i cdu
dtqc
0,5 h7c sinh
di
dilng
I
tir
daqc
0,25 di6m)
1. What's
<sub>!!s </sub>
matter
<sub>Eilh </sub>
her?
2.
How
ry[
rice
do
you
eataday?
3.
I
like
reading
fairy
tales-in
my
free time.
4. <sub>Narn and Quan </sub>
rc
going to
<sub>!g </sub>
karate.
</div>
<span class='text_page_counter'>(15)</span><div class='page_container' data-page=15>
-HET-SO
GDDT BAC
LIEU
<sub>KIEM TRA </sub>
<sub>NANG </sub>
<sub>L.TIC </sub>
<sub>HOC TAP </sub>
L6P
6
CLC
(THi DIEM)
-
Nanr
Hoc
z'orz _
zolt
HIJONG
nAN
csAtr-tr6N
<sub>xlrnr </sub>
<sub>rRA: </sub>
<sub>ToAN</sub>
(G6m 02
trang)
r.
rnAc
NGHTpM
<sub>1: Oi6m;</sub>
Khoanh d0ng rn6i cAu d4t 0,5 di6rr
I.
TtI
LUAN. (7 tti6m)
Ciu
1:
(l
diem)
Theo cld bdi s6 cAn tim ld s6 co 2 chiL s6 chia h6t cho 9 (
Z
<sub>kh6ng la </sub><sub>99 </sub><sub>).</sub>
Yit
ab:4
du 3, n€n b
:
3 hodc b = 7
Thay
b:3
<sub>thi </sub>
<sub>a3 </sub><sub>chia </sub><sub>h6t </sub><sub>cho </sub><sub>9, </sub><sub>tric </sub><sub>ld (a </sub><sub>+ 3) chia het </sub>
cho 9 n6n
a:6
Thay
b: I
th\
a:l
chia h6t cho 9, tric ld (a + 7) chia h6t cho 9 n€n
a:2
Vdy: NOu a =
6
thi b =
3,a
-- Z ti1\b = 7
CAu2
(2 di€m)
a) Ta c6:
3:1+2
5=?+?
8:3+5
13:5
+ 8
(0.rsd)
(0,25d)
(0,2 5d)
(0,25d)
s6 hang
bing
(0,s d)
(0,5d)
(0,s d)
(0,2s d)
( 0,2s d)
,^
,
Iu:t,
ra duoc quy luAt.cira ddy s6:',
Tir
s6 hang thri ba
trd di,
m6i
tong hal so hang
tlfng
truo.c li€n n6,'.
V6n dpng quy lu4t ta co bQn sO hrng li€n ti0p ti€p <sub>theo cua </sub><sub>ddy </sub><sub>lir:</sub>
34,
5s,89,
144
9) Trong d5y s6 banhgc sinh viet
cri5
sO <sub>1t, </sub>
2,3,4,
5)
<sub>lai </sub><sub>ldp lai </sub><sub>tud6u.</sub>
Tac6:1996
<sub>5 </sub>
<sub>=399(dul)</sub>
Nhu th6 ban hoc sinh d6 vitit
:Sq
ldn
t,2,3,
4, 5 vd duoc:
</div>
<span class='text_page_counter'>(16)</span><div class='page_container' data-page=16>
Ciu3:
(2 di€m)
,,
_ (0, I 8 x I 0) x I 2, 3 + (0,9
x2)x
456,7
<sub>- </sub>
(3 x 0, 6) x 369
J,O:-50
(Rilt gpn <sub>phdn si| d mdul</sub>
(0, 2s d)
(0, 25 d)
( 0,2s d)
(0,25 cl)
1,8x 12,3 + 1,8x456,7
*
1,8x369
7
6.)
1,8x(12,3+456,7
<sub>-369)</sub>
1,8
1.8x100
=
=100
1,8
b)
4,25 x ( a + 41,53)
-
125 = 53,5
4,25
x(
a +
41,53)
:53,5
+
<sub>125</sub>
4,25x(a+41,53)
=178,5
:
<sub>178,5 </sub><sub>:4,25</sub>
- /1a
=
42
-
41,53
= 0,47
a+
41,53
a+
41,53
a
a
Cin
4:
(2 didm)
Vdi
v6n t6c mdi, thoi gian anh An di tir <sub>nhe anh d6n nhd cha ld:</sub>
20
<sub>- </sub>
4:
16
(ph[t)
Trong 16
phit
neu di
vdi
vAn t6c m6i thi tti hon v6n t6c
ci
la:
120x16=1920(m)
OC
ai
net 1920m
vdi
v6n t6c cir thi'anh An ph6i di 4
phtt,
v4y thuong
di v6i vAn t6c ld:
1920
:4:
a80(m/phtt)
Qudng duong tir nhd anh An d6n nhd cha ld:
480x20=9600(m)
9600m = 9,6 km
D6p s6: 9,6km
(Ndu hgc sinh
tim
theo cdch khdc dting
vin
clto diiim
fii
au1
----HET----(0,25 d)
(0,25 cl)
(0,25 d)
(0,2s d)
(0,2s d)
(0,5 d)
lQ anh An
</div>
<!--links-->