Mr. chen started doing yard work at 10: 00. he watered flowers for 6 minutes, weeded his garden for 12 minutes, and trimmed bushes for 27 minutes. what time was mr. chen done with his yard work?

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1