A and B aim a target. The Probability that A hits the target is 5/7 and B hits the target in 7/10. What is the probability that exactly one of them hits the target ?

A and B aim a target. The Probability that A hits the target is 5/7

1.	A and B aim a target. The Probability that A hits the target is 5/7 and B hits the target in 7/10. What is the probability that exactly one of them hits the target ?
A.	21/10
B.	29/70
C.	31/70
D.	33/70
Answer» C. 31/70

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A and B aim a target. The Probability that A hits the target is 5/7 and B hits the target in 7/10. What is the probability that exactly one of them hits the target ?

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