15. Sven sells hamburgers at a ballpark. He
earns $7.50/h, plus $0.40 for each
hamburger he sells.
a) How much will Sven earn in a 3-h shift
if he sells 24 hamburgers?
b) How many hamburgers must Sven sell
to earn $100 in a 6.5-h shift?

answer:

answer is b

Step-by-step explanation:

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step-by-step explanation:

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there are 70 more legs than eyes at the dog show (196 – 126 = 70). dogs have two more legs than eyes, and humans have the same number of legs as eyes. thus 70 is twice the number of dogs at the show, so the number of dogs is half of 70, which is 35. to get the number of humans, subtract 35 from 63: 63 – 35 = 28.

step-by-step explanation: