Huvid gets 7 to 8 hours of sleep on average on school nights, and he gets 10 hours of sleep on average on the weekends. on average, how much more sleep does he get on the weekends compared to school nights?

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?