Melanie compared the price of her favorite book at two bookstores, bookworm and reading nook. she found that the ratio of the price at bookworm to the price at reading nook was 15 : 17. if the book cost $51 at reading nook, how much did it cost at bookworm? options a. 40 b. 45 c. 50 d. 55

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

Factor and solve to find roots x squared -x - 90 =0