Question

1.Two water taps together can fill a tank 9 and 3/8 hours. The tap of larger diameter takes 10 hour less than the smaller one to fill the tank separately. Find the time in which each tap can separately fill the tank.’?



2.Prove that

n(A intersection B-A) = n(A intersection B ) - n( A intersection B intersection C)

in non disjoint set......

Answer 1

Answer:

the answer is 3 ok for this question

Answer 2

Step-by-step explanation:

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