In a cricket match ,a bastman hits a boundary 22 times out of 60balls the plays what will be the probability that he does not hit a boundary .
a.60/38 b. 22/60 c. 19/30 d. 22/38
2que . A survey of 40 boys in that 11likes tea while 29dislike .It these boys one boys is chosen at random . what is the probability the chosen boy like tea .
a.40/11 b. 18/40 c. 11/40 d. 11/29
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In combustion substance reacts with __and give heat.
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