A plumber charges $55 per hour plus a $9 service fee if the plumber earns $255 how many hours did he work?

Oliver injured his leg while playing football. Fortunately, he has a health insurance policy. He has a deductible of $2,000, and he must pay 20% coinsurance with his health insurance plan. His medical bill is $3,500.

Simplify (-12a^2b^-6) ^2 my teacher told me the answer (144a^4b^12) was wrong ...

April is randomly choosing five CDs to bring in her car from the following: 6 pop CDs, 8 rock CDs, and 10 R&B CDs. What is the complement of April choosing five pop CDs?

Shelby Middle School is thinking of changing its dress code. What would be the best way to collect data? A) Survey 100 randomly chosen students. B) Survey 100 athletes and cheerleaders. C) Survey 100 randomly chosen 8th graders.

4% of x days is 56 days

What is the vertical asymptote for y=1/x+3

Ellen separated the area of a poster into four equal sections. The perimeter of the poster is 120 inches. What is the area of one section of the poster?

The line a bus arrives at the bus stop every 25 minutes, and the line b bus arrives every 15 minutes. Both are at the stop right now. On how many will both be at the bus stop again

Solve: x to the 3rd power equals 1 over 8

The angle of a circle