Select the set in which the numbers are related in the same way as the numbers of the following set.
 (12, 30, 204)

If all the vowels are arranged in alphabetical order from left to right and after that, all the consonants are arranged in alphabetical order from left to right of the word ‘ALONGWITH’, then which letter is fourth from the right end?

(49)¹⁵ – 1 is exactly divisible by: 

The sum of square of three positive integers is 323. If the sum of squares of two numbers is twice the third, their product is

In a proportion, the 1^st , 2^nd and 4^th  terms are 51, 68 and 108, respectively. What is the 3^rd term?

The sum of three numbers is 252. If the first number is thrice the second and third number is two-third of the first, then the second number is

A divisor is 15 times the quotient and 3 times the remainder. If the remainder is 40, find the dividend.

Let x be the greatest number which when divides 955, 1027, 1075, the remainder in each case is the same. Which of the following is NOT a factor of x?