If two positive integers 'a' and 'b' are written as a = x³y² and b = xy³, where x and y are prime numbers, then HCF(a, b) is:

The prime factorization of 156 is:

The HCF of two numbers is 18 and their product is 12960. Their LCM will be:

The HCF and LCM of 92 and 510 are respectively:

A rational number in its decimal expansion is 327.7081. When expressed in the form p/q, the prime factors of q will be:

An army contingent of 616 members is to march behind an army band of 32 members in a parade. The two groups are to march in the same number of columns. What is the maximum number of columns in which they can march?

If LCM(x, 18) = 36 and HCF(x, 18) = 2, then the number x is:

Which of the following is an irrational number?

The number π (pi) is:

If p is a prime number, then √p is:

For any natural number 'n', the number 6ⁿ cannot end with the digit:

According to Euclid's Division Lemma, for any two positive integers 'a' and 'b', there exist unique integers 'q' and 'r' such that a = bq + r. What is the condition that 'r' must satisfy?

Three bells toll at intervals of 9, 12, and 15 minutes respectively. If they start tolling together, after what time will they next toll together?

The number 7 × 11 × 13 + 13 is a:

The HCF of 135 and 225 is:

The decimal expansion of the rational number 17/8 will terminate after how many places of decimals?