Gorge was able to solve 36 math problems in 15 muinutes. Urban was able to solve 42 math problems in 20 muinutes. Who was able to solve math problems at a greater rate? What was the rate?

A cylindrical water tank is being filled with a hose. The depth of the water increases by 1 1/4 feet per hour. How many hours will it take for the water level in the tank to be 3 1/2 feet deep?

Three years ago, Sherman was twice as old as Clive. If Clive's present age is c, which expression represents Sherman's present age in terms of Clive's age? A. 2c - 3 B. 2c + 6 C. 2 (c - 3) D. 2c + 3

What type of line is the graph of x = - 2?

Laura has $30 to spend on food for the week. Which inequality represents this? x <30 x 30 x> 30

Solve for x: - 4 + x > 5

Carl has three lengths of cable, 5 _ 6 yard long, 1 _ 4 yard long, and 2 _ 3 yard long. He needs at least 1 yard of cable.

What is the answer to 3x+5/x-3

7. Manny charges $1.25 for a cup of Temonade at the lemonade stand. He sells 9 cups. How much money does Manny collect?

If the ratio of children to adults is 7:8 and there are 140 children at an amateur surfing competition, how many adults are in attendance?

7 birds are on a fence, half of them fly away, then 2 come back. How many birds are left on the fence?