Raymond B. answered • 01/31/23
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Math, microeconomics or criminal justice
1/30 +1/v = 1/18
3v +90 = 90v/18= 5v
2v=90
v= 90/2 = 45 minutes for vitichai alone
Phatcharakorn P.
asked • 01/31/231) Keetayut painted a fence in 30 minutes. If Keetayut and Vitichai paint the fence together, it will take 18 minutes. How long would Vitichai work alone to paint the fence?
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