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akshita agrawal

· started a discussion

· 1 Months ago

wrong (Question: 218733.0 )

relative speed of A and C will be 5+7=12 not 13

Question:

A, B and C start together from the same point to travel around a circular island 

30 km in circumference. A and B are travelling in the same direction and C is in the opposite direction. If A travels 5 km, B travels 7 km and C travels 8 km in an hour, then they all come together again after

Options:
A) 20 hours
B) 25 hours 
C) 30 hours 
D) 15 hours 
Solution:
Ans: (c)


Vishal Bhumarkar

· commented

· 1 Months ago

5+8 read carefully..
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