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A carpenter working 8hours a day could finish a piece of work in 6days.How many day could he finish a similar the printing job in 10 hours a day?

Sagot :

This can be ratio. Hrs/day is to days
8:6=10:N
TO FIND N...
Multiply means: 6 and 10. So the answer is 60
Then divide it to the extreme:8. Which is equal to 7.5

Other methods..
It can be a fraction
8/6=10/n
then cross multiply. 6×10 then 8×N
60 and 8N
still to find the n :P Divide it ;)
EASIER TO UNDERSTAND... IT'S YOUR CHOICE ;)