On his first three tests, Blake scored 81,74, and 100. What score must he get on his fourth test to have an average (mean) of 80 for all four test?

What is the volume of the square pyramid shown below with sides that are 12.5 m long and a height of 16 m

What is 18--√ written in simplest radical form?

The length of a rectangle is 3 more than 4 times it's width. the perimeter of the rectangle is 86 inches. what is the length of the rectangle?

Diane serves breakfast to two groups of children at a daycare center. One box of oaties contains 12 cups of cereal. She needs 1/3 cup for each younger child and 3/4 cup for each older child.

What is the slope-intercept form of the equation y - 7 = 3 (x-11) ? O A. y=-3x - 40 O B. y = 3x - 26 O C. y=-3x - 36 O D. y = 3x - 40

A. Solve the first equation for Y B. Now solve the system of equations using the substitution method. y-2x=4 2x+3y=28

Nate is wrapping a present. The gift is a right rectangular prism with a base measuring 15 inches by 12 inches and a height of 8 inches. What is the surface area of the gift?

Mrs. Synder must choose two of her homeroom students to be class representatives. The class consists of 13 girls and 9 boys.

Describe how you made a line plot in this lesson

The heights of fully grown English oak (also known as Brown oak) trees are normally distributed with a mean of 95 feet and a standard deviation of 10 feet. What proportion of fully grown English oak trees are taller than 110 feet?