Kalam loves chocolates. He can eat 32 of them in an hour. His brother Jamal needs 3 hours to eat the same amount. How long will it take them together to eat 32 chocolates?

A 40 mins
B 42.5 mins
C 45 mins
D 45.5 mins

Correct Answer: 45 mins

In 1 hour kalam can eat 32 chocolates In 1 hour jamal can eat 32 /3 chocolates In 1 hour they both can eat ( 32 + 32 / 3) chocolates = 128/3 chocolates 128/3 chocolates eat both of them in 1 hour 32 chocolates eat both of them in = 3 × 32 /128 × 60 min = 45 min
Bissoy MCQ
#গণিত #Agrani bank Ltd #Agrani bank Ltd - Officer 04.07.2008

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