WBCS.LIVE practice question

If (3a2 - 8b2) : (a2 + 4b2) = 2 : 1, then a : b =?

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

Answer options

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

Correct answer and explanation

Correct answer: 4 : 1