150 : 17 for fifth graders

Mr. Brown gave a test the day after a big football game and gave a different test the day after a half day for students.

The population of lizards on one island is 4.05 million, and the population of lizards on another island is 2.1 million. What is the difference in the population of lizards on the two islands? 1.95 million 2.04 million 2.4 million 2.95 million

Alana's house sits on a rectangular lot with dimensions 62.4 feet by 108.6 feet. Use mental math to find the perimeter

Express 25 yards in feet

The equation h = - 16t^2 + 32t + 9 gives the height of the ball, in feet above the ground, at t seconds after the ball is thrown upward. How many seconds after the ball is thrown will it reach its maximum height? What is the maximum height?

Maury completed a bicycle race 1.5 hours faster than Vince at an average speed of 16 miles per hour. Vince completed the same race at an average speed of 12 miles per hour. How many miles was the race?

X^3 - 3 x^2 + 2 x - 6 > 0

The radius of Earth is 6,378.1 km, which is 18,983.9 km less than the radius of Uranus. Find the radius of Uranus.

Solve for x. s=3w+2x

Andre wants to save $40 to buy a gift for his dad. Andre's neighbor will pay him weekly to mow the lawn, but Andre always gives a $2 donation to the food bank in weeks when he earns money.