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When Miguel does 16 push-ups and 12 sit-ups, it takes a total of 72
seconds. In comparison, he needs 57 seconds to do 11 push-ups and 12
sit-ups. How long does it take Miguel to do a push-up?

Respuesta :

walterpjenkins

Answer:

about 3 seconds

Step-by-step explanation:

hope this helps

chibabykalu16

Answer:

4.5 or 5.2

approximately 5

Step-by-step explanation:

[tex]since \: it \: took \: \\ 72 \: seconds \: to \: do \: 16 \: push \: ups \\ 72 \div 16 = 4.5 \: approximately \: \\ = 5 \: seconds\: per \: push \: up \\ 2nd \: comparison \: \\ 57 ÷ 11 = \\ 5.8111111 \\ = 5.2(to \: 1 \: decimal) \\ approximately \: \\ 5 \\ \: so \: it \: takes \: 5 \: seconds[/tex]

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