Math, asked by gajendra21, 1 year ago

a pipe A fill a tankin 6 hours and B fill tank in 10 if both are open then in how many htankours they fill

Answers

Answered by gsd50
0
Sir,there is trick
xy/x-y
x=10,y=6
10×6/10-6
60/4=15,
Ans=15Hours
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