340 trees are saved by recycling 20 tons of paper how many trees are saved from one ton of recycled paper

500% increase write each percent as a fraction and as a decimal

Robert is 40 years older than Brittany. the sum of their ages is 82. find their ages.

How do 20 divide by 1/7,2/7, and 6/7 are related

Graph 7x-4y=-8 and x+2y=-14

The teams ratio of games won to games played was 5 to 6 If. The team played 36 games, how many games did the team fail to win

a truck traveled 8 hours at an average speed of 55 mph. how far did the truck travel? (distance = rate x time)

Darla drives at a constant speed of 45 miles per hour. a. If she drives for y miles and it takes her x hours, write the two-variable equation to represent the number of miles Darla can drive in x hours b.

Substitute x=5 and y = 7 for the algebraic expression 24x-3) + 6 (3y-5) and evaluate the expression

In a region there is a. 95 probability chance that a randomly-selected person of the population has brown eyes assume 12 people are randomly selected

4b - 5 = - t, solve for b