Garden

Father dug up the garden in 11 few hours. Son in 15 hours. How many hours does it take to dig up the garden together?

Correct answer:

x =  6.3462 h

Step-by-step explanation:

x 111+x 151 = 1  x/11+x/15=1  26x=165  x=26165=6.34615385  x=261656.346154=26165 h=6.3462 h



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