For a babysitting job, Amelia charges $10 per hour for watching
one child. She charges an
additional $2.50 per hour for each
additional child.
Part A
Select all of the expressions that
represent how much Amelia
charges for watching c children for
h hours.
10h + 2.5c
12.5h(c + 1)
10h + 2.5(c – 1)h
7.5h + 2.5ch
10ch + 2.5

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.