A lifegauard received 15 hours of first aid training and 10 hours of cpr training. What is the ratio of hours of cpr training to hours of first aid training

How do I solve this 5{6x (5x + 78) - 10000

3 + 1 < 10 solve, then graph the solution

Factor each expression. Problem: r^2 + 12r + 27 Answer: (r + 3) (r + 9)

Find the zeros of the function. y=x^2-64

Evaluate the expression 3.14 (a2 + ab) when a = 4 and b = 2. (Input decimals only, such as 12.71, as the answer.)

16. What is the (approximate) probability that Die1+Die2+Die3=6? a. Probability is approximately 5% b. Probability is approximately 10% c. Probability is approximately 20% d. Probability is approximately 25% 17.

a crayon company recently changed its labels. it currently has 657,388 crayons with the old label and 82,923 crayons with the new label. how many crayons does the company have in stock?

A toy store change the price of a puzzle from $5 to $8 what was the percent of increase of the new price?

Jayden's soccer team wins 24 of the 30 games they play in a season. If Jayden's team won 16 games over a period of time, how many games do you expect they played?

3/7 of what number is 21?