Explore topic-wise MCQs in Quantitative Aptitude.

How many three digit numbers can be formed using the digits 1,2,3,4,5,6,7 and 8 without repeating the digits and such that the tens digit is greater than the hundreds digit and less than the units digit?

If n=1+x, where x is a product of four consecutive positive integers, then which of the following is true?

A. n is odd

B. n is prime

C. n is a perfect square

How many ordered pairs of integer (x,y)(x,y) are there such that their product is a positive integer less than 100.

Three gold coins of weight 780gm, 840gm and 960gm are cut into small pieces, all of which have the equal weight. Each piece must be heavy as possible. If one such piece is shared by two persons, then how many persons are needed to give all the pieces of gold coins?

A set of S consists of,

i). All odd numbers from 1 to 55.
ii). All even numbers from 56 to 150.

What is the index of the highest power of 3 in the product of all the elements of the set SS?

Find the remainder when PP is divided by 9?

When 75% of a two-digit number is added to it, the digits of the number are reversed. Find the ratio of the unit's digit to the ten's digit in the original number.

The highest power of 9 dividing 99! completely is

What is the remainder left after dividing 1!+2!+3!.....+100! by 7?

The number 3 divides a with a result of b and a remainder of 2.

The number 3 divides b with a result of 2 and a remainder of 1.

What is the value of a?

The sum of three prime numbers is 100. If one of them exceeds another by 36, then one of the numbers is:

( left {(476 + 424)^{2} - 4 times 476 times 424 right } = ? )

A number when divided by 6 leaves a remainder 3. When the square of the same number is divided by 6, the remainder is:

If x is a whole number, then (x^{2}(x^{2}-1) ) is always divisible by:

The sum of the present ages of two persons A and B is 60. If the age of A is twice that of B, find the sum of their ages 5 years hence?

The sum of three consecutive even numbers is 42. Find the middle number of the three?

The sum of the two digits of a number is 10. If the number is subtracted from the number obtained by reversing its digits, the result is 54. Find the number?

What is the unit digit of (13^{35} ) ?

The sum of three consecutive integers is 102. Find the lowest of the three?

(9548 + 7314 = 8362 + x ). What is (x ) ?

(14927 times 567 - 14927 times 467 = y ) . What is (y ) ?

A number when divided by 3 leaves a remainder 1. When the quotient is divided by 2, it leaves a remainder 1. What will be the remainder when the number is divided by 6?

Which digits should come in place of @ and # if the number 62684@# is divisible by both 8 and 5 ?

If the decimal representation of a number is non-terminating, non-repeating then the number is

In a meet, people from five different places have assembled in Bangalore High School. From the five places the persons come to represent are 42,60,210,90 and 84.

What is the minimum number of rooms that would be required to accommodate so that each room has the same number of occupants and occupants are all from the same places?

What is the remainder when $3^7$ is divided by $8$?

When writing numbers from 1 to 10,000, how many times is the digit 9 written ?

A boy writes all the numbers from 100 to 999. The number of zeroes that he uses is 'aa', the number of 5's that he uses is 'bb' and the number of 8's he uses is 'cc'.

What is the value of b+c ab+c a?

Minimum number of square marbles required to tile a floor of length 5 metres 78 cm and width 3 metres 74 cm is ?

The smallest prime number is?

When a number is divided by 17, the remainder is 9. When the same number is divided by 23, the remainder is 4. Find the number?

((935421 times 625) = ? )

x divides ( left ( left ( 49 right )^{15} -1 right ) ) completely. What is (x ) ?

The unit digit in (7^{153} ) is?

How many of the following numbers are divisible by 132 ?
264, 396, 462, 792, 968, 2178, 5184, 6336

Which one of the following can't be the square of natural number ?

((1000)^{9} div 10^{24} = ? )

A number when divided by the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. The number is:

The difference between the local value and face value of 7 in the numeral 657903 is:

1397 x 1397 = ?

It is being given that ((2^{32} + 1) ) is completely divisible by a whole number. Which of the following numbers is completely divisible by this number?

((112 times 5^{4}) = ? )