3 years ago

When Mariana does 19 push-ups and 6 sit-ups, it takes a total of 75 seconds. In comparison,

Mathematics

1 answer:

Dimas [21]3 years ago

5 0

Answer: It takes 3 seconds to do one of both i think

Step-by-step explanation:

19 and 6 was 75 and 18 and 6 was 72 which means 1 push up is 3 seconds multiply 3 by 18 that is 54 then subtract 72 by 54 which gives you 18 then divide 18 by 6 which is 3

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