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

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

Correct Answer: 89sec

ট্রেনসহ প্লাটফর্ম এর দৈর্ঘ = (240 + 650) m = 890 m ট্রেনটি 240 m দূরুত্ব অতিক্রম করে 24 সেকেন্ডে ট্রেনটি 890 m দূরুত্ব অতিক্রম করে = 24 × 890 /340 = 89 সেকেন্ডে ।
Bissoy MCQ
#গণিত #ট্রেন ও  গতিবেগ (Train & Speed) #Bangladesh Development Bank Ltd #Bangladesh Development Bank Ltd - Senior Officer - 24.11.2017

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