For every 24 minutes of television there are 6 minutes of commercials how many minutes of commercials are there in 1 hour and 36 minutes of television

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.

The answer is 7.2 how would you put this as money

From a group of 10 men and 8 women, 5 people are to be selected for a committee so that at least 4 men are on the committee. howmany ways can it be done?