Solve proportion 19/11 = f/9

A school is builiding a rectangular soccer field that has an area of 500 square yards. The soccer field must be 40 yards longer than its width. What is the length and width, in yards, of the soccer field? soccer

Which graph could represent a car that begins by increasing its speed, then travels at a constant speed, and then decreases its speed, as time increases? Speed (miles per minute) Time (minutes) iles per minute)

A convenience store sells two brands of orange juice. Brand A contains 8 fluid ounces and costs $1.28. Brand B contains 12 fluid ounces and costs $1.68. What is the difference in cost, in dollars, per fluid ounce between the two brands of juice?

What is 1000 of 1/10

Solve for v: - 2 (2v+16) + 8v=8

Which of the following is a factor of 3x3 + 18x2 + 27x? 9x x3 x + 3 x - 3

Carmela randomly selected 65 stamps from a stamp collection. Eleven of these were commemorative stamps.

The combination for a lock is a 3 digit number. the digits are the prime factors of 42 listed from least to greatest. what is the combination for the lock?

Solve for k. 9/10 = 10/k

Soymeal is 14 percent protein cornmeal is 7 percent protein how many pounds of each should be mixed together in order to get 280-lb mixture that is 9 percent protein