A group of 50 people has a ratio of 2:3 boys to girls. How many girls are there?

A collar of Styrofoam is made to insulate a pipe. Find its volume. The large radius R is to the outer rim. The small radius r is to the edge of the insulation. Use pi almost equals 3.14.π ≈ 3.14. r = 55 in. R = 77 in. h = 1515 in.

the base of a triangle is 3 cm greater than the height the area is 44 cm squared find the height and base of the triangle

Which of the following is a like term of - 5.92? 1.45x 3/5t 2 1/4 -7.78x

7x + 8y = 22. 6x + 5y = 17. solve this equation

A 51-inch piece of steel is cut into three pieces so that the second piece is twice as long as the first piece, and the third piece is one inch more than seven times the length of the first piece. find the lengths of the pieces.

It is recommended that you have 8 servings of water per day. A serving of water is about 237 mL. If Carmelo drank 7 servings, about how many liters of water did he drink?

What is 5,000 in scientific notation?

Which of the following is correct set notation? (1,2,3) 1,2,3 {1,2,3} none of the above

The kindergarten teacher wants to divide 1/2 of her classroom into 5 equal sections for stations

A train traveling at 30 miles per hour reaches a tunnel which is 9 times as long as the train. If the train takes 2 minutes to completely clear the tunnel, how long is the train in miles? (1 mile = 5,280 feet)