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makvit [3.9K]
3 years ago
10

Please help PLEASEEEEEEEEE ​

Mathematics
1 answer:
siniylev [52]3 years ago
4 0

Answer:

15

Step-by-step explanation:

You know that it takes 3 mins for 45 sit-ups so then you wanna find how much for 1 minute. It shows 3 mins which is 3 times as much as 1 minute. There, 3/3 = 1. then you have to do it with the sit-ups too. so 45/3 = 15

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