WILL MARK BRAINLIEST. Grace leaves home at 8:00 A. M. then five minutes later, Will notices Grace’s lunch and begins bicycling after her. If grace walks 5 km/h and Will cycles 15km/h, how long will it take him to catch up with her? (Show an equation)

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles