alleryA:B = 2:3 আৰু B:C = 4:5। যদি A+B+C = 140 তেন্তে A বিচাৰক।
A32
B28
C24
D40
Answer & Solution
Correct answer: A. 32
ইয়াৰ সংযুক্ত অনুপাত হ’ল 8:12:15;
A এ 140, বা 32 ৰ 8/35 লাভ কৰে।
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