A-এর বয়স B-এর বয়সের দ্বিগুণ। B, C-এর চেয়ে 3 বছরের বড়। যদি C-এর বয়স 5 হয়, তবে A-এর বয়স কত?
A18
B13
C16
D10
Answer & Solution
Correct answer: C. 16
C = 5. B = C + 3 = 8. A = 2B = 16.
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