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12 tháng 10 2016

1) Fill the mussing number. A cube has \(8\) veres

2) Fill the missing number. We're in the \(21\) st century

3) Ther are only two 2-digit numbers that are a multiple of 7 and the sum of thetr two digits is 10. Find the sum of these two 2-digit numbers: 70,119,140,21 \(70\)

4) The fourth power of 3 is \(64\)

5) Twice the square of 3 \(18\)

6) The number of ethnic group in Vietnam? \(54\)

7) The perimeter of 4cm square egde in cm? \(1\)

12 tháng 10 2016

rảnh hè

 Câu 1: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?Answer: minutes.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...
Đọc tiếp

 

Câu 1:
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?
Answer: minutes.

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:
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 4:
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 5:
Use the table of values to help you find the value of 9 feet in inches.

Answer: 

Câu 6:
The difference between two numbers is 3. Their sum is 33. What are the two numbers?
Answer: The two numbers are .
(write your answer in order from least to greatest and use ";" between the numbers)

Câu 7:
Your school is having a canned food drive for Harvesters. How many total cans would you have if you made a solid pyramid with  cans on the first level,  on the second level and continue the pattern all the way up to just one can on top?
Answer:  cans.

Câu 8:
Examining the operation of how to use the number of days to find the number of beans in a classroom jar is shown the table. On day 31, how many beans would be in the jar?

Answer:  beans.

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

Câu 10:
If  and , what is the value of ?
Answer: 

 

14
18 tháng 11 2016

bạn viết tiếng anh thì ai trả lời được

18 tháng 11 2016

?

Dịch đi

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...
Đọc tiếp

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

Câu 5:
The difference between two numbers is 3. Their sum is 33. What are the two numbers?
Answer: The two numbers are .
(write your answer in order from least to greatest and use ";" between the numbers)

Câu 6:
Your school is having a canned food drive for Harvesters. How many total cans would you have if you made a solid pyramid with  cans on the first level,  on the second level and continue the pattern all the way up to just one can on top?
Answer:  cans.

Câu 7:
Use the table of values to help you find the value of 9 feet in inches.

Answer: 

Câu 8:
The 112 4-grade students at Edgemont School donate pennies to raise 75 dollar for a local charity. What is the minimum number of pennies each student needs to bring if they are to meet their goal of collecting 75 dollar?
(1 dollar = 100 pennies)
Answer:  pennies.

Câu 9:
If n2 =n.n and n3=n .n.n , what is the value of 34 ?
Answer: 

Câu 10:
Calculate:1/10 +2/10+3/10+4/10+5/10+6/10+7/10+8/10+9/10+55/10

Các bạn giải nhanh dùm mình nha ^_^ mình đang cần gấp :*
.

0
23 tháng 11 2024

the greatest number using digits 4,8 ,0,2,5 only once

15 tháng 3 2016

Bằng 6 nha

Ai tích mình mình tích lại

15 tháng 3 2016

bày đặt vít tiếng anh nữa 

=6 k cho tui nè

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...
Đọc tiếp

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 that
a + b + c + d = 1
a + c + d = 2
a + b + d = 3
a + b + c = 4
Answer: (a;b;c;d)=() 

Question 6:
Find a four-digit natural number that is less than 2015.If the thousands digit is erased,the number will be decreased by 9 times. 
Answer:The number is 

Question 7:
Calculate: 1×2+2×3+⋯+100×101=

Question 8:
The  term of the expression A=1-7+13-19+25-31+⋯ is 

Question 9:
Given the expression A= ...
Find the value of n such that 2A+3=
Answer: n=

Question 10:
A natural number has six digits and the units digit is 4.If the units digit is moved to the first row then the number will be increasedby 4 times.The number is 

1
16 tháng 3 2016

chết liền đưa nhìu câu quá

21 tháng 6 2015

Hãy xem xét các thiết lập của một trăm số tự nhiên đầu tiên {0,1,2,3, ..., 99}. K là tổng các chữ số của một số trong các thiết lập. Tìm giá trị của k như vậy mà số lượng các số có chữ số thêm đến các giá trị tương tự là cực đại.