working individually A,B and C can finish a piece of work in 16 days ,20 days respectively. In how many days can A,B and C together complete a work which is 3 1/2 times the previous work
Answers
Answered by
19
Answer:
24 days
Step-by-step explanation:
In 1 day A can do 1/16th
in 1 day B can do 1/20th
in 1 day C can do 1/30th
in 1 day (A+B+C) can do(1/16+1/20+1/30)th
=7/48th
total work they can complete in 1÷7/48 = 48/7 days
7/2 times of previous work they can do in
(48×7)/(7×2) = 24days
Answered by
2
Answer:
24 days
Step-by-step explanation:
In 1- day A,B and C can do= 1/16+1/20+1/30 =(15+12+8)/240 =35/240 part of the work. Thecomplete work can be done in = 240/35 days. = 24 days.
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