HeidyL698393 HeidyL698393

31-10-2022
Mathematics

contestada

sam is cutting 5 sq.ft of grass with scissors. He caan cut 3/4 sq ft an hour. how long will it take him to cut it all

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ZooeyC85094 ZooeyC85094

31-10-2022

Let X be the time taken to cut all the 5 sq ft

3/4 sq ft = 1hour

5 sq ft = X

cross-multiply

3/4 X = 5

Multiply both-side of the equation by 4/3

X= 5 x 4/3

X = 20/3

X=6.667 hours

X= 6 hours 40 minutes

It will take Sam 6hours40 minute to cut it all

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