A train 240 m long passed a pole in 24 seconds . How long will it take to pass a platform 650 m long ? __

A 65 s
B 89 s
C 100 s
D 130 s

Correct Answer: 89 s

ট্রেনের বেগ  =  24024 =  10ms - 1⸫ 10m অতিক্রম করে 1 সেকেন্ডে⸫  1  ,,        ,,          ,,    110    ,,⸫ (650 + 240) বা 890 অতিক্রম করে 89010সেকেন্ডে  =  89 সেকেন্ডে।
Bissoy MCQ
#গণিত #Bangladesh Bank #ট্রেন ও  গতিবেগ (Train & Speed) #Assistant Director (General) 06.07.18

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