alleryA:B = 2:3 और B:C = 4:5। यदि A+B+C = 140, तो A ज्ञात कीजिए।
A32
B28
C24
D40
Answer & Solution
Correct answer: A. 32
संयुक्त अनुपात 8:12:15 है;
A को 140 में से 8/35, या 32 प्राप्त होता है।
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