जॉइन Examsbookउत्तर : 1. "30 days"
K is 4 times as fast as L and working together, they can complete a work in 24 days. In how many days can L alone complete the work ?5
प्र: K is 4 times as fast as L and working together, they can complete a work in 24 days. In how many days can L alone complete the work ?
- 130 daystrue
- 240 daysfalse
- 3120 daysfalse
- 480 daysfalse
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उत्तर : 1. "30 days"
व्याख्या :
Answer: A) 30 days Explanation: Given K=4L -->K+L = 4L+L = 5L These 5L people can complete the work in 24 days, which means L alone can do the work in (24 x 5)=120 days. Hence, K alone can do the work in 120/4= 30 days.