Two mosquitos are sitting on the same ceiling fan. The radius of the ceiling fan is 16 inches. One mosquito is seated on the very edge of the fan's blade, and one is seated 12 inches away from the center of the fan. The fan makes one revolution per second. How much farther, in inches, does the mosquito on the edge of the ceiling fan travel than the other mosquito in one second? A 4π inches
B 8 inches
с 8π inches
D 112π inches

Which number produces a rationale number when multiplied by 1/5

Lines b and c are parallel. what is the measure of 2? m2 = 31° m2 = 50° m2 = 120° m2 = 130°

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?