Class II

252 can be expressed as a product of primes as:
  1. 2 x 2 x 3 x 3 x 7
  2. 2 x 2 x 2 x 3 x 7
  3. 3 x 3 x 3 x 3 x 7
  4. .2 x 3 x 3 x 3 x 7
Reduce 128352 to its lowest terms. 238368
  1. 3 4
  2. 5 13
  3. 7 13
  4. 9 13
The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is:
  1. 1
  2. 2
  3. 3
  4. 4
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is:
  1. 12
  2. 16
  3. 24
  4. 48
The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is:
  1. 28
  2. 32
  3. 40
  4. 64
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