The mean weight of an adult is 79
79
kilograms with a standard deviation of 10
10
kilograms.

If 188 adults are randomly selected, what is the probability that the sample mean would be greater than 80.5
80.5
kilograms? Round your answer to four decimal places.

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

Evaluate the expression. (9 + 5)(3 + 2)0