A ball is thrown straight up from the top of a 24-foot-tall building with an initial speed of 40 feet per second. The height of the ball as a function of time can be modeled by the
function h(t) = –16t

2 + 40t + 24.

a) How long will it take for the ball to hit the ground?

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

What could explain what happened when the time was equal to 120 minutes