Percentage Practice Test 4 with solutions

Question : 29 of 40

Marks: +1, -0

I spend 12% of my monthly income on household expenses, 18% on travelling and 7% on medical expenses and save Rs 17,325. What is my monthly income?

Solution:

Let the monthly income be Rs x.
Then,

x-[12/100x+18/100x+7/100x]=17325

63x = 17,325 × 100

x = 27,500

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