WBCS.LIVE practice question

The metal part of a machine is made from a mixture of copper, zinc and lead in the ratio 13:6:1. If the weight of zinc in it is 90 kg, what will be the total weight?

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

Answer options

  1. 210 kg
  2. 195 kg
  3. 300 kg
  4. 285 kg

Correct answer and explanation

Correct answer: 300 kg