A group of 8 friends is going to see a movie. A bag of popcorn costs $ 2.99. How much will it cost to buy a bag of popcorn for each friend? Explain how you can figure this amount in your head.​

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

The perimeter of a rectangular lot of land is 436 ft. this includes an easement of x feet of uniform width inside the lot on which no building can be done. if the buildable area is 122 ft by 60 ft, determine the width of the easement. select one: a. 9 feet b. 18 feet c. 4.5 feet d. 7 feet