A can complete a task in 12 days. B can complete the task in 18 days. If A and B work on this same task in alternate days starting with A, in how many days do they finish the entire task?
10.8 days
14.33 days
11 days
8.4 days
Answers
Answered by
2
Answer:
Step-by-step explanation:
Plus kar de
Answered by
2
Answer:
14 Days
Step-by-step explanation:
A complete task in 12 Days
B complete task in 18 Days
Assume task 100
A complete task portion in one day 8.33
=100/12
B complete task portion in one day 5.56
=100/18
Task in one day Cummulative completion
Day 1- A 8.33 8.33
Day 2 -B 5.56 13.89
Day 3- A 8.33 22.22
Day 4 -B 5.56 27.78
Day 5- A 8.33 36.11
Day 6-B 5.56 41.67
Day 7- A 8.33 50.00
Day 8 -B 8.33 58.33
Day 9- A 5.56 63.89
Day 10 -B 8.33 72.22
Day 11- A 5.56 77.78
Day 12 -B 8.33 86.11
Day 13- A 5.56 91.67
Day 14 -B 8.33 100.00
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