The algebraic expression 0.07d 3/2 describes the duration of a storm, in hours, whose diameter is d miles. Use a calculator to determine the duration of a storm with a diameter of 15 miles. Round to the nearest hundredth. a. 4.07 hr

b. 58.09 hr

c. 1.08 hr

d. 0.27 hr

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

This question awards 100 ! i really don’t want to fail i will also mark you !

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?