Quantitative Aptitude Question and Answer [Set-1]

1. Find the number of divisors of 1728.

Answer28


The number of divisors of 1728 is 28.

2. The rightmost non-zero digit of the number 302720 is.

Answer1


The rightmost non-zero digit of the number 302720 is 1.

3. Find the sum of divisors of 544 excluding 1 and 544.

Answer589


The sum of divisors of 544 excluding 1 and 544 is 589.

4. Find the number of zeroes at the end of 48!.

Answer10


The number of zeroes at the end of 48! is 10.

5. Find the maximum value of n such that 157! is perfectly divisible by 10n.

Answer38


The maximum value of n such that 157! is perfectly divisible by 10n is 38.

6. Find the maximum power of 18 in 200!.

Answer48


The maximum power of 18 in 200! is 48.

7. Find the units digit of the expression 111+122+133+144+155+166

Answer9


The units digit of the expression 111+122+133+144+155+166 is 9.

8. Find the units digit of the expression 127813*5533703*4532828.

Answer4


The units digit of the expression 127813*5533703*4532828 is 4.

9. Find the remainder when (1!)3+(2!)3+(3!)3+(4!)3+…….+(1152!)3.

Answer225


The remainder when (1!)3+(2!)3+(3!)3+(4!)3+…….+(1152!)3 is 225.

10. Find the remainder when 799 is divided by 2400.

Answer343


The remainder when 7999 is divided by 2400 is 225.

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