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13 tháng 1 2022

báo cáo á mài 

13 tháng 1 2022

Nhằm mục đích nhanh hơn, gửi đi gửi lại mà chẳng phải chuyển phát thư, giống nhắn tin thôi

NM
12 tháng 1 2022

đến lúc 9 giờ xe thứ nhất đã đi khoảng thời gian là 

9 giờ  -7 giờ 15 phút =1 giờ 45 phút =1.75 giờ

Quãng đường xe 1 đi được là : \(30\times1.75=52.5km\)

Xe 2 đi một khoảng thời gian là 

9 giờ - 7 giờ 30 phút -1 giờ 30 phút - 1.5 giờ

Quãng đường xe 2 đi được là : \(1.5\times20=30km\)

khoảng cách hai xe lúc 9jh là : 

\(52.5+30-60=22.5km\)

12 tháng 1 2022
0.8 nhak bn
13 tháng 1 2022
0,8 nha bạn ợi
12 tháng 1 2022

có :)))

12 tháng 1 2022

có nhé

12 tháng 1 2022

giúp tôi

13 tháng 1 2022

gì vậy?

13 tháng 1 2022

X x 81,6 - 76,9 x X + 81,4  = 201,72

X x (81,6-76,9) + 81,4        = 201,72

X x 4,7  +81,4                     = 201,72 

X x 4,7.                                = 201,72 - 81,4

X x 4,7.                            =120,32

X.                    =120,32 : 4,7

X.                    =25,6

13 tháng 1 2022

\(1\frac{21}{35}=\frac{1.35+21}{35}=\frac{35+21}{35}=\frac{56}{35}\) HT

I. VOCABULARY AND GRAMMAR I .Find the word which has a different sound in the part underlined. 1. A. lamps B. desks C. lights D. legs 2. A. writes B. makes C. takes D. drives 3. A. subject B. music C. study D. lunch 4. A. what B. which C. where D. who II .Find the odd A,B,C or D. 1.A. chair B. apartment C. villa D. house 2.A. fridge B. cooker C. microwave D. bedroom 3. A. mother B. father C. brother D. doctor 4.A. confident B. sport C. hard-working D. creative III. Choose the best answers 1....
Đọc tiếp

I. VOCABULARY AND GRAMMAR I .Find the word which has a different sound in the part underlined. 1. A. lamps B. desks C. lights D. legs 2. A. writes B. makes C. takes D. drives 3. A. subject B. music C. study D. lunch 4. A. what B. which C. where D. who II .Find the odd A,B,C or D. 1.A. chair B. apartment C. villa D. house 2.A. fridge B. cooker C. microwave D. bedroom 3. A. mother B. father C. brother D. doctor 4.A. confident B. sport C. hard-working D. creative III. Choose the best answers 1. They usually ____________ blue uniforms. But they ______________ white today. A. wears/ is wearing B. wears/ wear C. wear/ are wearing D. wears/ do wear 2. Amy and Leo ______________ a concert last week. A. go B. are going C. goes D. went 3. That is Holly’s hat. It’s________________. A. she B. hers C. her D. his 4. They did their homework ________________. A. carefully B. careful C. care D. careless 5. _______________ are you lost? Because we didn’t read the map. A. What B. How C. When D. Why 6. The wooden bed is ________________ than the metal one. A. comfortable B. more comfortable C. comfortabler D. comfortablest 7. ______________ they go back to Australia tomorrow? A. Do B. Are C. Will D. Did 8. I was born _____________ May 27th, 2005. A. on B. in C. at D. under 9. _________________ time have we got before the plane leaves? One hour. A. How long B. How many C.How much D. When 10. I turned on the radio ___________ listen to music. A. for B. to C. up D. at 11. __________________ do you watch TV? I watch it every day. A. How long B. How far C.How much D. How often 12. Have you finished everything? Yes, I _______________ and I _________________ my document. A. have finished/ printed B. have finished/ have printed C. finished/ print D. finish/ printed 13. There is a stadium ...............my house. A next B. behindC. in front D. between 14. My father ........................volleyball now. A. not play B. aren't playingC. playingD. isn't playing 15. These shoes are……………than those shoes. A.expensive B. more expensive C. as expensive D. expensive as 16. Summer is …………. than Spring. A. hot B. hotter C. hottest D. hot as IV. Find the mistakes 1. Huyenwalk to school every afternoon. A B C D 2. Mai’s brother is more strongthanMai. A B C D 3. There is five fingersin one hand. A B C D V. choose the best answer: On school days Thu gets up at six o’clock. She has breakfast at seven and shegoes to school at seven thirty. She goes to school by bus.Thu has lunch in schoolwithherfriends.She leaves school at four in the afternoonand she walks home withher friends. She gets home at four thirty. She goes to bed at ten o’clock on school days. At the weekend, she watches TV in the evening and she goes to bed at eleven. 1.Thu gets up at_____ in the morning A. six o’clock B.seven o’clock C. four o’clock D. at ten o’clock 2.She goes to school _______ . A. by car B. by bus C. by bicycle D. on foot 3. On weekdays, she gets home at _________ A.noon B. six thirty C. seven thirty D. four thirty 4.she ….. at eleven. A. goes to bed B. washes her hand C. has dinner D. has lunch

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