a father and son are digging a garden that is 7 feet wide. the father, working alone, can dig the garden in 3 hours. The son can

Question

3 years ago

10

do the job in 4 hours. if they both work together, how long would the two need to complete the task? (round answer to the nearest tenth.)

1 answer:

Anna71 [15] · Answer 1 · 2022-08-06T04:06:20+03:00

3 0

There is a formula for this. (see attached)

Time = 3 * 4 / (3+4)
Time = 12 / 7
Time = <span> 1.714286 </span>
Time = <span> 1.7 (rounded)

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