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Unit 5 · Mathematical Reasoning and Aptitude Paper 1 · 1 October 2020 Morning

If 30% of A = 0.25 of B = 1/5 of C, then which of the following is true about A : B : C?यदि A का 30% = B का 0.25 = C का 1/5 है, तो A : B : C के बारे में निम्नलिखित में से कौन-सा सत्य है?

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Correct answer: C. 10 : 12 : 15

Explanation

Let each equal k. A = k/0.3 = 10k/3, B = k/0.25 = 4k, C = 5k. Multiplying by 3: A : B : C = 10 : 12 : 15.माना प्रत्येक = k। A = k/0.3 = 10k/3, B = k/0.25 = 4k, C = 5k। 3 से गुणा करने पर A : B : C = 10 : 12 : 15।

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