A parachutist speed during a free fall reaches 198 kilometers per hour. What is the speed in meters per second? At this speed, how many meters will the parachutist fall during 15 seconds of free fall. Do not round

Which expression is equivalent to sq-80

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?