If n is divisible by 100 and 4900 < n < 5100 then n = 

Question 8:
The perimeter of the square below is cm
(Simplify your answer)
 

Question 9:
The sum of two numbers is the greatest 4 – digit number and their ratio is 1:2. The smaller number is 

Question 10:
If the sum of two numbers is 471 and there are 44 other numbers between the two numbers. Find the greater number.
Answer: 

The ratio of two numbers is 1.4 and their sum is 36. The smaller number is.........(ghi cách làm giùm nhé)

The sun of the digits of a two-digit number is multiplied by 8.The result is 8 more than the number.Find the two-digit number

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Find the sum of the greatest 3-digit number and the smallest 2-digit number.
Answer: The sum is 

:
In a 4-digit number, the ones digit is the possible largest number, the hundreds digit is the smallest odd number and the tens digit is 1 more than the hundreds digit. The thousands digit is the sum of the hundreds and the tens digit. Find the number.
Answer: The number is 

In a 4-digit number, the ones digit is the possible biggest number, the hundreds digit is the smallest odd number and the tens digit is 1 more than the hundreds digit.  The thousands digit is the sum of the hundreds and tens digit . Find the number. nhanh lên nhé

A palindrome number is a positive integer that is the same when read forwards or backwards. The numbers 303 and 6996 are examples of palindromes. The ratio of the number of 4 - digit palindrome numbers to the number of 5 - digit palindrome numbers is …

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The sum of two numbers is the greatest 4 – digit number and their ratio is 1:2. The smaller number is  ?

a) find the next two term in the sequence: 1; 4; 9; 16; 25;....;.....;
Answer: 
b) find the smallest two-digit number whose number is 7 times the sum of its digits? 
Answer: