10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?A. 40B. 15C. 20D. 30

10 persons can do a job in X days. If 20 persons with twice the effici

1.	10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?A. 40B. 15C. 20D. 30
A.	B
B.	C
C.	A
D.	D
Answer» C. A

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10 persons can do a job in X days. If 20 persons with twice the efficiency can do the same job in 5 days, then find the value of X?A. 40B. 15C. 20D. 30

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