hari takes 10 days to construct a wall while Heera takes 15 days to do the same work .both of them started the work together and hari left after working 5days. how many days will Heera take to complete the remaining wall?
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Answer:
40 hrs to complete remaining wall
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Step-by-step explanation:
do lcm of 10 and 15 it is 30 so hari does 3 work per day heera does 2 work together they do 5 per day after working 5 days thry complete 25 work and 5 left 5/2 heera complete it in another 2.5 days
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