A store pays $199.31 for a pair of skates . The store marks up the price by 80%.what is the amount of mark up

$159.448

Step-by-step explanation:

$199.31 - 100%

x - 180%

x = (180 × 199.31) ÷ 100 = $358.758 << it's the new price

the amount of mark up: 358.758 - 199.31 = $159.448

connie < felicia < stew

step-by-step explanation:

stew:

we need to find the slope

m = (y2-y1)/ (x2-x1)

    = (2650-795)/(10-3)

    = 1855/7

265 words per minute

connie:

we need to find the slope

m = (y2-y1)/ (x2-x1)

we have two points (0,0) and (4,800)

m = (800-0)/(4-0)

  m = 800/4

    200 words per minute

felicia:

260 words per minute

200< 260 < 265

connie < felicia < stew

1/4 because there is 4 grades.