The table shows how the cost of a tractor repair depends on the time needed for the repair. Repair time Cost
(hours ) (dollars)
ーーーーーーーーーー
2 I 180

5 I 450

? I 630

10 I 900

20 I 1,800

Which expression can be used to find the number that is missing from the third row of the table?

A. 450➗5

B. 630➗7

C. 450➗90

D. 630➗90

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing

step-by-step explanation:

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.

45

step-by-step explanation:

to find a percentage, add a decimal in front and multiply it by the other number.

.25 times 180= 45

30 people weigh 160 pounds or more