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Title : Question Of The Twenty-Four Hours :: Boston, Churchill Together With David :: Fourth Dimension Together With Operate :: Arithmetics Problem
link : Question Of The Twenty-Four Hours :: Boston, Churchill Together With David :: Fourth Dimension Together With Operate :: Arithmetics Problem

Question Of The Twenty-Four Hours :: Boston, Churchill Together With David :: Fourth Dimension Together With Operate :: Arithmetics Problem

Question is: Boston, Churchill as well as David are 3 workers, employed past times a contractor. They completed the whole survive inward x days. Initially all of them worked together, but the end 60% of the survive was completed past times simply Churchill as well as David together. Boston worked amongst Churchill as well as David simply for initial 2 days as well as hence he left the survive due to his pitiful health. Also Churchill takes 20% less fourth dimension to cease the survive lone than that of David working alone. If they were paid Rs 3000 for the entire work, as well as hence what is the part of to the lowest degree efficient person?

Options:

(a) Rs.900

(b) Rs.1200

(c) Rs.1000

(d) None of the Above.

Answer as well as Explanation are:

From the to a higher house diagram, it is clear that efficiency of C as well as D is 7.5%, since C as well as D consummate 60% survive inward 8 days as well as efficiency of B, C as well as D is 20%. It hateful efficiency of B lone is 20-7.5=12.5%.
Now,

Therefore, Efficiency of C = 5/9 x 7.5 = 4.16%

Efficiency of D = 4/9 x 7.5 = 3.33%

So, D is the to the lowest degree efficient person.
Now part of survive done past times David(D)=3.333% x x = 33.33%
Therefore, his part of amount = 33.33% of Rs.3000 = Rs.1000
Hence, Option(c) is correct.

Thus the article Question Of The Twenty-Four Hours :: Boston, Churchill Together With David :: Fourth Dimension Together With Operate :: Arithmetics Problem

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