CAT 1993 Question – Number of zeroes in A Factorial

Q.)The product of all integers from 1 to 100 will have the following numbers of zeroes at the end. A)20 B)24 C)19 D)22 Solution : 1X2X3X4X5X6X………X100 = 100! A combiation of 2 and 5 always produces one zero. Hence, in this question , we need to find out the common power of the pair (2X5). … Continue reading →

The post CAT 1993 Question – Number of zeroes in A Factorial appeared first on MathaPachi - Maths for MBA.