Todd swam his race in 36.795 seconds while Markie swam his race in 39.09 seconds. What was the difference in their times?
A. 2.195 seconds
B. 2.295 seconds
C. 40.704 seconds
D. 75.885 seconds

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3