Two numbers 25% and 40% less than a third. Second is what % of first? MCQ with Answer and Explanation
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Question #1
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Coal price up 15%, expenditure to rise only 8%. Reduce consumption by:
Correct Answer: Option B
Explanation:
1.15 × x = 1.08 → x = 1.08/1.15 ≈ 0.93913, reduction 6.09%, round to 6.08%.
1.15 × x = 1.08 → x = 1.08/1.15 ≈ 0.93913, reduction 6.09%, round to 6.08%.
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Maths
Percentage
Question #2
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A's salary is 20% more than B's, and B's salary is 20% more than C's. If the total salary of A, B, and C is Rs. 18200, find A's salary.
Correct Answer: Option C
Explanation:
Let C=100, B=120, A=144. Ratio A:B:C = 144:120:100 = 36:30:25. Sum = 91 parts. 1 part = 18200/91 = 200. A=36×200=7200.
Let C=100, B=120, A=144. Ratio A:B:C = 144:120:100 = 36:30:25. Sum = 91 parts. 1 part = 18200/91 = 200. A=36×200=7200.
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Maths
Percentage
Question #3
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16 2/3 % of 180 is:
Correct Answer: Option A
Explanation:
16 2/3% = 1/6, (1/6)×180 = 30.
16 2/3% = 1/6, (1/6)×180 = 30.
This question belongs to:
Maths
Percentage
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