252 can be expressed as a product of primes as_______________?

Related Mcqs:

1. A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds, all starting at the same point. After what time will they meet again at the starting point?

   A. 26 min 18 sec
   B. 42 min 36 sec
   C. 45 min
   D. 46 min 12 sec

2. Out of 15 consecutive numbers, 2 are chosen at random. The probability that they are both odds or both primes is_________?

   A. 10/17
   B. 10/19
   C. 46/105
   D. Cannot be determined

3. 1095/1168 when expressed in simplest form is:

   A. 13/16
   B. 15/16
   C. 17/26
   D. 25/26

4. 3.5 can be expressed in terms of percentage as?

   A. 0.35%
   B. 3.5%
   C. 35%
   D. 350%

5. The product of two numbers is 2028 and their H.C.F is 13. The number of such pairs is__________?

   A. 1
   B. 2
   C. 3
   D. 4

6. The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is_________?

   A. 101
   B. 107
   C. 111
   D. 185

7. Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is________?

   A. 75
   B. 81
   C. 85
   D. 89

8. Product of two co-prime numbers is 117. Their L.C.M should be__________?

   A. 1
   B. 117
   C. equal to their H.C.F
   D. Cannot be calculated

9. The product of two digits number is 2160 and their HCF is 12. The numbers are________?

   A. (36,60)
   B. (12,180)
   C. (96,25)
   D. (72,30)

10. There are four prime numbers written in ascending order of magnitude. The product of the first three is 7429 and of the last three is 12673. Find the fourth number?

    A. 17
    B. 29
    C. 23
    D. 31