alleryঘণ্টাবোৰ প্ৰতি 12, 15 আৰু 20 মিনিটৰ মূৰে মূৰে বাজে আৰু পুৱা 9:00 AM বজাত একেলগে বাজে। সিহঁত পৰৱৰ্তী সময়ত কেতিয়া একেলগে বাজিব?
A9:30 AM
B10:00 AM
C9:45 AM
D10:15 AM
Answer & Solution
Correct answer: B. 10:00 AM
12, 15 আৰু 20 ৰ LCM হ'ল 60 মিনিট, গতিকে সিহঁত এক ঘণ্টাৰ পিছত পুনৰ একেলগে বাজিব।
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