Time and Work Complex Efficiency Challenges

Time and Work Complex Efficiency Challenges

#### Vicky completes a job in 45/2 days. What part of the job will he do in 2 days? 1. [x] 4/45 2. [ ] 1/45 3. [ ] 2/45 4. [ ] 8/45 #### Karan completes 1/15 part of a certain job in 1 day. In how many, he will complete the full job. 1. [ ] 30 days 2. [x] 15 days 3. [ ] 20 days 4. [ ] 5 days #### In a factory, 20 people can make 20 toys in 15 days working 10 hours per day. Then, in how many days can 25 persons make 30 toys working 20 hr per day? 1. [ ] 6 days 2. [x] 9 days 3. [ ] 10 days 4. [ ] 12 days #### P, Q and R together can complete a work in 16 days and R alone complete the work in 20 days. If P, Q and R started the work together and after 10 days P and Q left the work, in how many days R alone complete the remaining work? 1. [ ] 12½ days 2. [ ] 20½ days 3. [ ] 4 days 4. [x] 7½ days #### M did a piece of work in 5 days. That piece of work was done by N in 9 days. If M and N worked together, they got total wages of Rs 4200. Find the share of N. 1. [x] 1500 2. [ ] 2000 3. [ ] 1000 4. [ ] 1200