Question
The average monthly income of a person in a
family of 12 members is Rs.400/-. What will be the monthly average income of a person in the same family if the income of the family increased by Rs.1,296/- per year?Solution
Total yearly increased income of the family = Rs 1296 Therefore, monthly increased income of the family = 1296/12 = Rs 108 Now, monthly increased income of a person in the family = 108/12 = Rs 9 ∴ Total monthly income of a person after increase = Rs. 400 + 9 = Rs. 409
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32 × 15 + 60% of 200 = ? + 120
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