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?
Created: 6 years ago |
Updated: 3 years ago
best des
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
Md Azizur Rahman
Founder of Satt
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