Two men can do a piece of work in 6 hours and 8 hours respectively. the first works alone for an hours ; then the second works alone for an hour , after which they work together.how long will they take to complete the work?
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Answer:
the 1st worker =6/1
2nd worker =8/1
do ratio
6:1::8:1
cross multiplication
6/1=8/1
6=8
the 1st worker take 6 hours to complete the work and the 2nd worker take 8 hours to complete
Step-by-step explanation:
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