The grades received on a test by twenty students were 100, 55, 75, 80, 65, 65, 95, 90, 80, 45, 40, 50, 85, 85, 85, 80, 80, 70, 65, and 60. What is the average of these grades?

A.) 70.5

B.) 72.5

C.) 77

D.) 80.3

E.) 100

Travis is building a retangular table that is 5 blocks wide and 7blocks long. how many bloxks does he need ro build the table. we came up with 35

2. Correlation basics Which of the following statements about correlation are true? Check all that apply. If the correlation between two variables is - 1, it indicates a perfect negative linear relationship between the two variables.

The expression P (4, 3) is equal to:

A human baby weighs 6.7 pounds. It weighs 2.8 pounds more than a baby chimpanzee. Write and solve an equation to find the weight of the baby chimpanzee.

The length of a rectangle is six times the width. if the perimeter of the rectangle is 112 in, find it's area. ? in^2

You get dressed in the morning without looking at the colours of the clothes you choose. Your shirts are white or blue, your pants are black, red, or yellow, and your shoes are brown or black.

Melissa had 7 pages of homework! She only completed 5 before her soccer practice. Choose the division problem that shows what fraction of pages she finished before practice.

Declan has n baseball cards sam has 4 times as many baseball cards as declan amaya has 7 fewer baseball cards than sam which expression represents the number of baseball cards that amaya has

What does it mean for a number to be irrational?

Use the tape diagram to represent and find the value of 1/2 divide by 1/3. Mark up and label the diagram as needed.