calvin is taking megan to dinner. the bill is $28. if calvin leaves a 20% tip, how much tip will he leave.

What is the solution to the system of equations below? y=1/2x+6 and y=3/4x-4 A. (-8, 2) B. (-8, - 1) C. (8, 10) D. (8, - 10)

There are 18 students ob the school bus. there are 5 seniors 2 juniors, 6 sophomores and 5 freshmen. what is the ratio of juniors to seniors

What is the first consecutive odd interger that follows - 7

When is the moon the heaviest

The measure of the space a solid figure occupies

Is 90 a composite number?

Red vases cost $4.20 and clear vases cost $5.70. If 25 vases cost $120 how many of each did i get?

Rapheal is enrolled as a foreign-exchange student. He is from Canada and is going to attend school in Texas. On average he can spend $82 USD each month for the 5 months he is visiting.

It took a skydiver 5 seconds to drop 400 feet. What is the rate (in feet per/second) of the skydiver's drop?

The cost of a camp is $300 for the first week and $125 for each week beyond the first. The total cost can be modeled by the expression 300 + 125 (x - 1). What does (x - 1) represent?