Mathematics, 23.07.2021 17:10 synite
A mechanic take 70 minutes to repair car another mechanic can do the same job in 30 minutes how long in minutes will it take them working together to repair a car
A. 20
B. 50
C. 40
D. 21 ​
Answers: 3
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Find the value of x. give reasons to justify your solutions! c ∈ ae
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