Mary is looking to hire someone to snow plow her driveway for the winter. John charges $50 for the season plus an additional $20 per plow. Jim charges $75 for the season, plus an additional $15 per plow. How many plows until the two charge the same amount of money?

Acompany is making new soccer uniforms for a team. the company uses 2.5 yards of fabric for each shirt. the company uses 82.5 yards of fabric to make shirts and shorts for 15 players. the equation and solution below represents the situation. 15(2.5+x)=82.5; x=3 what does the solution, x=3, represent?

Three coins are flipped. what is the probability that there will be at least two tails?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.