Find the ratio

One-half of a certain number is equal to 65 % of 2nd number. Find the ratio of 1st to 2nd number:

  1. 10:13
  2. 13:10
  3. 13:8
  4. 8:13
Anurag Mishra Professor Asked on 19th December 2015 in Maths.
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1 Answer(s)

Answer: (2) 13: 10

Solution:-
Let the first number and second number be X and Y.

One-half of a certain number is equal to 65% of 2nd number.
Then    X/2 = Y x 65/100
X = Y x 13/10
X/Y  = 13/10

Then the ratio of 1st and 2nd number is 13: 10.

Hence, the correct answer is option (2) 13: 10.

Anurag Mishra Professor Answered on 20th December 2015.
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