Kendra is making a bracelet and a necklace for herself and a bracelet for her friend. The necklace is going to be 2 times as long as each bracelet. Kendra only has 24 inches of string. How long can the bracelets be? How long can the necklace be?

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.