Mr. Jefferson has 20 students in his class. He wants to send 4 of these students to pick up books for the class.

How many combinations of 4 students can he choose?

A.

5

B.

80

C.

4845

D.

116,280

Kevin Patel is a waiter at a local restaurant. He is paid $429 semimonthly. What is his annual salary?

What is 5% as a fraction in simplest form

What property does the statement show? (4x8) x 3 = (8x4) x 3

In a cage full of bugs, there are beetles (6 legs) and spiders (8legs). You count 30 bugs and 192 legs. How many spiders and beetles are there?

What is the solution to the equation? - 7 (t+9) = 175

The sum of two numbers is 28. The first number is 7 more than twice the second number. Let a represent the first number. Let b represent the second number. What is the second number? Use the table to guess and check.

The value of y varies directly with x, and y = 4 when x = 10. find y when x = 1. a.-2.5 b. 2.5 c. 0.4 d.-0.4

Multiply. (Examples 1-5) 1. 8 (-12) =

A large university is interested in learning about the average time it takes students to drive to campus. The university sampled 20 students and asked each to provide the amount of time they spent traveling to campus.

Maya earns 72 dollars for working 5 hours. How long will it take for her to earn 216 dollars at the same pay rate?