2. john bought a car for $20,000. he sold it for a 30% profit. from the money raised from this sale, he bought another more expensive car, which unfortunately he had to sell for a 30% loss. what was his overall profit or loss?

Jessa bought a yoyo from a company that claims that, with each retraction, the string rolls up by 60% of the original length. she sets up a tape measure and throws the yoyo 3 times. her data are charted below. throw length of string (feet) 1 3 2 1.8 3 1.08 jessa wants to find the sum of the length of string after 10 throws. what is the sum of the lengths, rounded to the nearest hundredth?