What is the mean out of 20,12,29,49

If there were 140 problems how many could you miss if you wanted 80%? Like if you did a test, that had 140 problems and you wanted to at leas get 80%, how many problems would you be able to miss?

Rezolvati 1) - 2x+1 = - 7 2) 6+3x = - 54+x 3) 2x+9 = 7 + x 4) 3-2x = - x - 6 5) - 3 (x+1) = - 6 6) - 4 (x - 2) = 12 7) - 7 (x-3) = - 14

it takes tom 3 minutes to wash a car, and it takes jerry 6.7 minutes to wash the same car, how long does it take for them to wash the car together?

Dylan's taxable inome is $132,988. If the first $16,050 is taxed at 10%, with the remainder at 28%, how much tax will he owe? If his employer already took out $36,000, determine the amount of refund he will receive.

What is the slope and y-intercept of this line? y = x - 3 slope: - 3, y-intercept: 1 slope: 1, y-intercept: - 3 slope: - 1, y-intercept: - 3 slope: 3, y-intercept: - 1

Seth traveled 1 mile in 57.1 seconds. About hos fast does Seth travel in miles per hour?

What is 9.47 rounded to the nearest tenth

A bakery sends 4 carton of rolls. Each carton contains 6 box's holding 12 rolls each. The store divides the rolls into 8 in each bag. How many bags of rolls are there?

Last year tamera made 42,786. how much did she make each month (12 months)

The length of a rectangle is seven units more than it's width if the width is doubled and the length is increased by two the area is increased by 42 square Units find the dimensiones of the original rectangle