WBCS.LIVE practice question

Two substances of densities P1 and P2 are mixed in equal volume and their relative density is 4. When they are mixed in equal masses, relative density is 3. The values of P1 And P2 respectively are:

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

Answer options

  1. 6,9
  2. 6,2
  3. 10,4
  4. 7,3

Correct answer and explanation

Correct answer: 6,2