a car repair shop charge $80 per hour for labor and $210 for the parts of the car if it's auto parts of the repair for the car was 490 how many hours did it take to repair the car

Reiko takes 2 coins at random from the 3 quarters, 5 dimes, and 2 nickels in her pocket. three coins are tossed. what is the probability of 2 heads and 1 tail? what is the probability that she chooses a quarter followed by a dime?

What is 18,000 expressed in scientific notation? 1.8 x 10^-4 1.8 x 10^4 1.8 x 10^-5 1.8 x 10^5

What is the least common multiple of the numbers is composite

Why do you think rates are usually written as unit rates?

What is the slope of the line y = 9

Whats 21/8 as a mixed number

You bought a freezer that is 2 feet wide, 4 feet long and 30 inches deep

When is the greatest common factor of two numbers one of the two numbers? Explain your reasoning

Ashley read 12 books in 16 months. What was her rate of reading in books per month?

Rule: Divide by 2, then add 6. 56, 100, 34, 23 A. 23, 34, 56, 100 B. 23, 56, 34, 100 C. 100, 34, 56, 23 D. 100, 56, 34, 23