How many numbers from 11 to 50 are there which are exactly divisible by 7 but not by 3?
Created: 5 years ago |
best des
Speed of the train = 650/65 = 10 mps.
Speed of the man = 10/6 = 5/3 mps.
Time for the man to cross the platform = 240/(5/3) = 144 seconds = 2 minutes 24 seconds. Ans: D
Speed of the man = 10/6 = 5/3 mps.
Time for the man to cross the platform = 240/(5/3) = 144 seconds = 2 minutes 24 seconds. Ans: D
Md Azizur Rahman
Founder of Satt
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