Multiple choice

The expense ratio of A, B and C is 16: 12: 9 respectively and their total income is Rs 7650. If they save 20%, 25% and 40% of their income respectively, find the income of B?

  1. 2100

  2. 2300

  3. 2400

  4. 2500
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

If expenses are in ratio 16:12:9, let them be 16x, 12x, 9x. Since savings are 20%, 25%, 40% of income, expenses are 80%, 75%, 60% of income respectively. So incomes are (16x/0.8)=20x, (12x/0.75)=16x, (9x/0.6)=15x. Total 51x=7650, so x=150. B's income=16×150=2400.

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