WBCS.LIVE practice question

If a3 =b8  then (a + 3) : (b + 8) is equal to

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. 3 : 8
  2. 8 : 3
  3. 5 : 8
  4. 3 : 5

Correct answer and explanation

Correct answer: 3 : 8

Explanation: āœ… Correct Answer: A) 3 : 8 šŸ“š Explanation: From the given equation, a = 3k and b = 8k. Substituting these into the ratio: (3k + 3) : (8k + 8) = 3(k + 1) : 8(k + 1). Dividing both sides by (k + 1) gives the final ratio 3 : 8.