Your job is to sort and sack marbles for sale. A bag contains 90 marbles, some red and some blue. If there are 60 blue marbles, what is the ratio of blue to red marbles?

Find f (5) and f (-1) for the equation: f (x) = - 2x + 2 A.-8 and 1 B.-8 and - 1 C.-8 and 4 D.-8 and 2

A theater has 30 rows of seats. If there are 20 seats in the first row, 22 in the second, and 24 in the third. Assuming the pattern continues until the 30th row. How many seat are in the theater?

Half an hour times 5

A cat and dog shelter houses 23 animals there are 5 more cats x than dogs y. Write and solve a system of linear equations to find the numbers of cats and dogs in the shelter.

Solve 4/5-x=2/3x+5/3

Find the perimeter of a rectangle that is 2 and 1/2 yards by 4 and 1/2 yards

A theater seats 496 people. Of all 8 performances to a play sell out, how many people will see the play?

Marc commutes to work on his bicycle, which has tires that measure 26 inches in diameter. A device on his bike informs him that one tire completed 388 full rotations between the time he left his house and the time he arrived at work.

In attempting to solve the system of in equality y = 3x - 2 and x - 2y = 4, John graphed the two equations on his graphing calculator. Because he saw only one line, John wrote that the answer to the system is the empty set. Is He correct?

Estimate the area of the circle with radius r = 9.6. use? = 3.14. round to the nearest hundredth, if necessary.