Question
The monthly salary of Anjali is Rs. 6800, out of which
she saves 60%. If her savings go up by 10% and her expenditure increases by 30%, what is the percentage increase in her salary?Solution
ATQ,
Monthly savings of Anjali earlier = 0.60 × 6800 = Rs. 4080 Monthly expenditure of Anjali earlier = 6800 – 4080 = Rs. 2720 Monthly expenditure of Anjali now = 1.30 × 2720 = Rs. 3536 Monthly savings of Anjali now = 1.10 × 4080 = Rs. 4488 Monthly income of Anjali now = 3536 + 4488 = Rs. 8024 Desired percentage increase = [(8024 – 6800)/6800] × 100 = 18%
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