Solve for the variable in the following proportion.

4 is to 5 as 10 is to a

8

12

12.5

20

A 30 foot tree broke from its base and fell against a house. If the tree touches at 21 feet what angle is the tree forming with the house?

The height of males approximates a normal distribution. The average height of the players on an NBA team is 6.6 feet with a standard deviation of 0.2 feet. If one of the players is 7.

kristen is following a punch recipe it calls for 3 1/4 of apple juice and 6 7/8 cups of pineapple juice. How many cups of fruit juice does she need in all.

5 3/10 - 2 4/5 how do you do this kind of math

Rewrite the multiplication problem using improper fractions. 1 5/6 x 2

5x-x-7=29 then x equals what

Hilary was scuba diving. She was 30 feet below the surface when she swam toward the dive platform. She dropped her camera when she was 10 feet from the surface and had to swim down 15 feet to get it. At what elevation did Hilary retrieve her camera?

Basketball rims have a diameter of 18 inches. If you want to put a band around a basketball rim, how much material to the nearest tenth of an inch will you need

The Suarez family spends 30% of their monthly income on the house payment. If the house payment is $1200, what is the family's income?

A set of symbols that expresses a mathematical rule is called a