Subject
Bank Exam
Topic
Bangladesh Bank (AD) - 12.11.2021
Bill and Ben can clean the garage together in 6 hours. If it takes Bill 10 hours working alone, how long will it take Ben working alone?
Bill and Ben can clean the garage together in 6 hours. If it takes Bill 10 hours working alone, how long will it take Ben working alone?
ক)
4 hoursখ)
11 hoursগ)
15 hoursঘ)
16 hoursExplanation
Ben একা করতে পারে =(10 ×6)/(10 -6) =(10 ×6)/4 =15 ঘণ্টায়Related questions
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