How many squares can be formed using the checkered 1 * 1 squares in a normal chessboard?
- 64 squares
- 204 squares
- 1296 squares
- 65 squares
The sum of the factors of a number is 124. What is the number?
A. Number lies between 40 and 50
B. Number lies between 50 and 60
C. Number lies between 60 and 80
D. More than one such number exists
Consider a four digit number whose first two digits are same and last two digits are same , how many such numbers are perfect square ?
A . 0 B. 1
C. 3 D. 4
If a2=123456787654321, then what is a
C.11111 D. 11111111
If a three digit number having no zero, "abc" is divisible by 3 and another three digit number "acb' is divisible by 6, then what is the minimum value of a+b+c?
A. 12 B. 6
C.15 D. none