A class of 25 students has 15 girls and 10 boys. if one student is chosen at random what is probability it is a girl

Let r represent roys driving speed in miles per hour. write an expression to show the total distance Roy will have driven in 2 hours

How to multiply and divide

Which expression is equivalent to 2a+1/10a-5 divide by 10a/4a^2-1

Write an equation for the line that passes through (2, 4) and (1, 0).

Kevin went fishing and caught 3 fish. The first fish weighs 1.75 pounds. The second fish sighs 2.4 pounds, and the third fish weighs 0.95 pounds. How mny pounds of fish did kevin catch?

Angela and Doreen each want to buy the same comb. Angela still needs 58 cents to buy a comb and Doreen still needs 6 cents. If they want to combine their money, they still do not have enough. What is the most the comb could cost?

The rate for one unit of a given quality is called a (n)

Her coins have a total value of $9.50. She has a total of 50 coins. Write systems of equations can be used to find the number of dimes, 푑푑, and the number of quarters, 푞푞, Alexis has. Solve the system and explain what the solution mean.

33/50 in decimal form

The base of a triangle is 9 inches more than 3 times the height. if the area of the triangle is 105 square inches, find the base and height.