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35% written as a decimal is:
Correct answer: C. 0.35
Divide by 100: 35 ÷ 100 = 0.35.
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Solved Percentages, Profit and Loss MCQs with step-by-step solutions: percentage change, discounts, cost and selling price for PPSC, FPSC and NTS tests.
Correct answer: C. 0.35
Divide by 100: 35 ÷ 100 = 0.35.
Correct answer: A. Rs. 450
Marked price = 400 × 1.25 = 500. After 10% discount: 500 × 0.9 = Rs. 450.
Correct answer: B. 9
15% of 60 = 0.15 × 60 = 9.
Correct answer: D. Rs. 2,700
6% of 45,000 = 0.06 × 45,000 = Rs. 2,700.
Correct answer: A. 20%
New price = 125% of old. To keep spending same, consumption must be 100/125 = 80% of old, i.e. a 20% reduction.