Câu 1: Tính (hợp lý nếu có thể) a) 21 . 22 . 27 + 2 . 32 . 38 + 32 . 40 . 3

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NT

Nguyễn Trang

9 tháng 9 2022 - olm

Câu 1: Tính (hợp lý nếu có thể)
a) 21 . 2² . 27 + 2 . 3² . 38 + 3² . 40 . 3
Câu 2: Tìm x ϵN, biết:
a) 2x ( x - 1 ) = 0
Câu 3: a) Give the correct form of the word in bracket
1) He ( sometime / be) _________ late for school
2) You ccan see ( beauty ) ________ views and strange - looking mountain tops.
b) Use the given words to write complete and meaningful sentense:
1) My father/often/water/some plants/the garden
-> _________________________________
2) the food stand/open/10 am/and/close/4 pm/ everyday.
-> _________________________________

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0

Các câu hỏi dưới đây có thể giống với câu hỏi trên

NP

ngoc phuc

9 tháng 12 2016 - olm

âu 1:.810:8=8...Answer: The missing number is Câu 2:The fourth power of 3 is Câu 3:Find the number n such that 2016n=1.Answer: Câu 4:What is the greatest remainder when a number divide by 9?Answer: Câu 5:Maria is 10 years old and her sister is 7 years old. In how many years' time will their total age be 41 years?Answer: years.Câu 6:Anna is 1.53m tall. What is her height in centimeters?Answer: (cm)Câu 7:510x610=_________10Câu 8:Find the last digit of 22016.Answer: The last...

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3

BD

Băng Dii~

9 tháng 12 2016

Câu 1:
.8¹⁰:8=8⁹
Answer: The missing number is

Câu 2:
The fourth power of 3 is 81

Câu 3:
Find the number n such that 2016ⁿ=1.
Answer: không tồn tại

Câu 4:
What is the greatest remainder when a number divide by 9?
Answer: 8

Câu 5: không hiểu cho lắm , đề sao sao ấy , hỏi tuổi ai ?
Maria is 10 years old and her sister is 7 years old. In how many years' time will their total age be 41 years?
Answer: years.

Câu 6:
Anna is 1.53m tall. What is her height in centimeters?
Answer: 153 (cm)

Câu 7:

5¹⁰x6¹⁰= 30¹⁰

Câu 8:
Find the last digit of 2²⁰¹⁶.
Answer: The last digit of 2²⁰¹⁶ is 4

Câu 9:
Find the number n such that 58-2x3ⁿ=4.
Answer: n = 3

Fill in the blank with the suitable sign (>; =;<)

Câu 10:
Compare: 3¹⁰ = 9⁵

PQ

phạm quỳnh trâm

17 tháng 12 2016

cau 5 lam sao

BM

Bùi Minh Hiển

15 tháng 3 2016 - olm

Question 2:The number of factors of 120 isQuestion 5:Find four integer numbers a,b,c,d such thata + b + c + d = 1a + c + d = 2a + b + d = 3a + b + c = 4Answer: (a;b;c;d)=() Question 6:The 215th term of the expression A=1-7+13-19+25-31+⋯ isQuestion 7:A natural number will be increased by 9 times ifthe digit 0 is written between tens digit and units digit.The number isQuestion 8:Calculate: 1×2+2×3+⋯+100×101=Question 9:The root of the equation (x+1)+(x+2)+(x+3)+⋯+(x+100)=5750 is...

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2

ZY

Zz Yuki Nora zZ

16 tháng 3 2016

2: Ước của 120 là:

{1;2;3;4;5;6;8;10;12;15;20;24;30;40;60;120}

9: x+ (1+2+3+4+...+100) = 5750

x + 5050= 5750

x = 5750 - 5050 = 700

6. Chữ số thứ 215 là 1285

HT

Hoàng Tử Mặt Trăng

16 tháng 2 2017

cau 2 la co 16 uoc

cau 5 a=7 b=-1 c=-2 d=-3

LP

Lê Phan Bảo Như

6 tháng 1 2016 - olm

Câu 1:Chứng tỏ rằng:a/72007-5.72005+4.72004 chia hết cho 13b/1-5+52+53-54+55-...+52008 chia hết cho 11Câu 2:Tìm số nguyên x,biết:a/x-3 chia hết cho 3x-2b/3.(5x-2)-2.(7-2x)=52-(5-11x)c/3.(/x-2/-1)-4.(7-/x-2/)=-3d/x+2 chia hết cho 2x-1e/9-25=(7-3x)-(25+7)f/(2x-18).(3x+12)=0Câu 3:Tính(Tính nhanh nếu có...

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0

NT

Nguyễn Thanh Phương

6 tháng 11 2016 - olm

Câu 1:How many apples would you get from the 10th tree if a farmer notices a pattern from picking the apples on the 1st through the 10th tree. He picked 4 from the first tree, 7 from the second tree and 10 from the third tree.Answer: Câu 2:If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?Answer: dollar.Câu 3:What is the next number in the pattern: 25, 23, 21, 19, 17, ...?Answer: Câu 4:A...

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0

D

DORAEBIN

5 tháng 11 2016 - olm

Câu 1:A farmer plants 450 seeds per row in his field. How many FULL ROWS would he be able to plant with 50000 seeds?Câu 2:It takes Abby twice as long as Blair and half as long as Caitlin to ride her bike to school. If it takes Blair 10 minutes to ride her bike to school, how long does it take Caitlin to go to school?Câu 3:If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?Câu 4:What is the next...

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5

TD

Trần Đức Nam

5 tháng 11 2016

it's math for vietnamese ok

SS

super saiyan vegeto

5 tháng 11 2016

chịu tk nhé @@@@@@@@@@@@

GF

Gray Fulbuster

12 tháng 10 2016 - olm

Các bạn xem mình sai câu nào thì chữa giúp mìnhCâu 1:A farmer plants 450 seeds per row in his field. How many FULL ROWS would he be able to plant with 50000 seeds?Answer: 111Câu 2:If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?Answer: 960.00 dollar.Câu 3:How many apples would you get from the 10th tree if a farmer notices a pattern from picking the apples on the 1st through the 10th...

Các bạn xem mình sai câu nào thì chữa giúp mình

Câu 1:
A farmer plants 450 seeds per row in his field. How many FULL ROWS would he be able to plant with 50000 seeds?
Answer: 111

Câu 2:
If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?
Answer: 960.00 dollar.

Câu 3:
How many apples would you get from the 10th tree if a farmer notices a pattern from picking the apples on the 1st through the 10th tree. He picked 4 from the first tree, 7 from the second tree and 10 from the third tree.

Answer:31

Câu 4:
If Juan spent of his money on a game that costs 20 dollar, how much did Juan have originally to spend?
Use the diagram below to reason the answer.
I----------------------I----------------------I----------------------- I----------------------I

I______I_______I______I______I______I_______I______I______I

0 10 20 30 40 50 60 70 80

Answer: 80 dollar.

Câu 5:
What is the value of the following expression: 3*(3+7):2?
Answer: 15

Câu 6:
Use the table of values to help you find the value of 9 feet in inches.
feet inches

0 0

1 12

2 24

3 ...

... ...

Answer: 108

Câu 7:
The difference between two numbers is 3. Their sum is 33. What are the two numbers?
Answer: The two numbers are 15;18
(write your answer in order from least to greatest and use ";" between the numbers)

Câu 8:
Your school is having a canned food drive for Harvesters. How many total cans would you have if you made a solid pyramid with 15*15 cans on the first level, 14*14 on the second level and continue the pattern all the way up to just one can on top?
Answer: 1240 cans.

Câu 9:
Joel is three years younger than his brother Jaime. The sum of their ages is fifty-five. How old is Joel?
Answer: 26 years old.

Câu 10:
If n²=n*n and n³=n*n*n, what is the value of 3⁴?
Answer: 81

Các bạn xem có câu nào sai thì chữa giúp mình

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3

HP

Huỳnh Phát Đạt

13 tháng 10 2016

it so long and i not good in it

@~~~~

MT

Mai Thái Cương

27 tháng 11 2016

You are right!Good job :)

GF

Gray Fulbuster

14 tháng 10 2016 - olm

Các bạn xem mình sai câu nào thì chữa giúp mìnhCâu 1:A farmer plants 450 seeds per row in his field. How many FULL ROWS would he be able to plant with 50000 seeds?Answer: 111Câu 2:If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?Answer: 960.00 dollar.Câu 3:How many apples would you get from the 10th tree if a farmer notices a pattern from picking the apples on the 1st through the 10th...

Các bạn xem mình sai câu nào thì chữa giúp mình

Câu 1:
A farmer plants 450 seeds per row in his field. How many FULL ROWS would he be able to plant with 50000 seeds?
Answer: 111

Câu 2:
If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollar per liter of gas when your car gets 25km per liter?
Answer: 960.00 dollar.

Câu 3:
How many apples would you get from the 10th tree if a farmer notices a pattern from picking the apples on the 1st through the 10th tree. He picked 4 from the first tree, 7 from the second tree and 10 from the third tree.

Answer:31

Câu 4:
If Juan spent of his money on a game that costs 20 dollar, how much did Juan have originally to spend?
Use the diagram below to reason the answer.
I----------------------I----------------------I----------------------- I----------------------I

I______I_______I______I______I______I_______I______I______I

0 10 20 30 40 50 60 70 80

Answer: 80 dollar.

Câu 5:
What is the value of the following expression: 3*(3+7):2?
Answer: 15

Câu 6:
Use the table of values to help you find the value of 9 feet in inches.
feet inches

0 0

1 12

2 24

3 ...

... ...

Answer: 108

Câu 7:
The difference between two numbers is 3. Their sum is 33. What are the two numbers?
Answer: The two numbers are 15;18
(write your answer in order from least to greatest and use ";" between the numbers)

Câu 8:
Your school is having a canned food drive for Harvesters. How many total cans would you have if you made a solid pyramid with 15*15 cans on the first level, 14*14 on the second level and continue the pattern all the way up to just one can on top?
Answer: 1240 cans.

Câu 9:
Joel is three years younger than his brother Jaime. The sum of their ages is fifty-five. How old is Joel?
Answer: 26 years old.

Câu 10:
If n²=n*n and n³=n*n*n, what is the value of 3⁴?
Answer: 81

Các bạn xem có câu nào sai thì chữa giúp mình

#Hỏi cộng đồng OLM #Toán lớp 6

3

TH

Trần Huệ Chi

14 tháng 10 2016

Bạn lm đúng hết rùi

TT

Tạ Tiểu Mi

31 tháng 10 2016

sai mot cau day

DC

Đứa con của quỷ

16 tháng 3 2016 - olm

Question 1:The least common multiple of 330; 65; 15 is Question 2:Given seven numbers: 25; 17; 39; 43; 239; 1021; 1023.The composite numbers are (Write numbers in order from the least to the greatest and use ";")Question 3:The common factors of 18 and 27 are (Write numbers in order from the least to the greatest and use ";")Question 4:Given the set of even numbers: {2; 4; 6; …; 100}.The number of elements is Question 5:Find four integer numbers a,b,c,d such thata + b + c + d = 1a + c + d = 2a + b + d = 3a + b...

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1

QG

Quản gia Whisper

16 tháng 3 2016

chết liền đưa nhìu câu quá

AD

An Dương

9 tháng 10 2021 - olm

Các bạn giải giúp mk nha:Bài 1: Tính bằng 2 cách:a) 25 : 24b) 34 : 32c) 63 : 62d) 84 : 82e) 75 : 74f) 1003 : 100Bài 2: Tìm số tự nhiên x, biết:a) 2x = 16b) 3x = 243c) 5x+1 = 125d) 5x-1 = 5e) 42x+1 = 64f) x17 = xBài 3: Tìm số tự nhiên x, biết:a) 2x : 2 = 8b) 3x : 32 = 243c) 625 : 5x = 52d) 3x : 27 = 9e) 7x+1 : 7 = 49f) 112x+1 : 11 = 121Bài 4: Tìm số tự nhiên x, biết:a) x2 = 16b) x3 = 27c) 2.x3 - 4 = 12d) 5.x3 - 5 = 0e) (x + 1)2 = 16f) (x +1)3 =...

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LP

Lê Phương Anh

12 tháng 12 2016 - olm

âu 1:If Juan spent of his money on a game that costs 20 dollar, how much did Juan have originally to spend?Use the diagram below to reason the answer.Answer: dollar.Câu 2:Mathematician Sophie Germain worked with codes and mathematics. If each letter of the alphabet is assigned a number starting with A = 1, B = 2, etc., the values of the letters in the alphabet will start to look like this:If your code is sum of the letter values, what is the value of "MATH" ?Answer: Câu 3:It takes...

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4

NT

Nguyễn Trần Khánh Vy

12 tháng 12 2016

Câu 1 : ... (Bạn ko cho cái diagram thì làm sao mình giải được)

Câu 2 : Answer : 13,1,20,8

Câu 3 : Answer : 20 minutes

Câu 4 : Answer : 960 dollars

Câu 5 : ... (Bạn ko cho mình thấy cái table)

Câu 6 : Answer : 67 dollars

Câu 7 : ... (bạn ko cho xem "the following expression")

Câu 8 : Answer : 6 cans

Câu 9 : Answer : 105

Câu 10 : Answer : 18432 pennies = 184.32 dollars

AL

❤✣♑☢✺ ❡aɷeღ ⋒⊚♈ lif✹e❣❦`⋎

12 tháng 12 2016

ê câu hỏi gì mình ko hiểu