What is the area of the composite firgures? a.(8pi+6)in^2 b.(8pi+12)in^2 c.(8pi+18)in^2 d.(8pi+24)in^2

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Can someone answer this question for me