Among the eighth-graders in Michael's school, 70% have siblings. The eighth-grade class is the size of the seventh-grade class. If 112 eighth-graders have siblings, how many students are in the seventh grade?

What ordered pair is a solution of the equation y-3=5 (x-2)

How tall is now that is 10 meters in length and 5 meters in width

Find the sum of 4x ^ 2 - 7 and 6x ^ 2 - 5.

What is the approximate volume of a sphere with a radius of 12 ft? Use 3.14 to approximate pi and express your answer in hundredths. ft3

The number of text messages that Reza sent each day so far in this billing cycle is shown on the dot plot. Which statement must be true according to the dot plot?

A hose can fill a swimming pool in 12 hours. Another hose needs 6 more hours to fill the pool than the two hoses combined. How long would it take the second hose to fill the pool?

Simplify this. 5^5 / 5^8

If a square has a perimeter of 40 yards, what is the length of one side of the square?

At Ron's Roller Rink, the number of costumers has been decreasing at a steady rate of 5% per year. If there were 900 skaters per week in 200, what is a good estimate for the number of skaters per week in 2006?

Circle O has a circumference of approximately 250n ft. What is the appro 40 ft 80 ft 125 ft 250 ft