John took four tests.

He earned an 80 on

three of the tests and

a 90 on the fourth

test. What is the

average of those

tests? Do not round.

What is the inverse of a cubic function called?

A rug is shaped like a rectangle whose perimeter is 276276 ftft. the length is 5 times as long as5 times as long as the width. find the length and the width.

A new outdoor rec center is being built in Madison. The perimeter of the rectangular playing field is 446 yards. the length of the field is 5 yards less than triple the width. Whatre the dimensions of the playing field?

Write a function rule for the table x F (x) -3 - 6 -2 - 4 -1 - 2 0. 0 A. f (x) = x - 2 B. f (x) = - 2x C. f (x) = 2x D. f (x) = x + 2

You plant an 8-inch-tall tomato plant that grows 5 inches taller each week. On the same day, you plant a 14-inch-tall tomato plant that grows 3.5 inches taller each week.

What is the average between 10,0,2,4

A rectangular room has an area of 425 square feet. one dimension is 8 feet more than the other. find both dimensions of the room.

Determine whether the equation represents a direct varation. if it does, find the constant, find the constant variation. 2y = 5x1

What is the height of a tringle whose area is 4 square meters and whose base is 2 1/2 meters

A bag contains purple marbles and yellow marbles, 39 in total. The number of purple marbles is 6 more than 2 times the number of yellow marbles. How many purple marbles are there?