Question
The daily wages of Happy and Sad respectively are Rs. 4.50 and 3.75. When Happy finishes a certain work, he gets a total wage of Rs. 162. When Sad does the same work, he gets a total wage of Rs. 225. If both of them do it together what is the cost of the work?
Required time = 180/8 = 45/2 days Cost of the work = 45/2 × (4.5 + 3.75) = 185.62 ixamBee Approach : Number of days Happy took to finish the work alone = 162/4.5= 36 Number of days Sad took to finish the work alone = 225/3.75 = 60 Happy’s one day’s work = 1/36 Sad’s one day’s work = 1/60 Work done in one day when Happy and Sad work together = 1/36+ 1/60= (5+3)/180= 8/180= 2/45 work Number of days to finish 2/45 work = 45/2=22.5 days Cost of the work = 22.5 × (4.5 + 3.75) = 185.62 More Time and work Questions
- 162 unit of work can be completed by P alone in 27 days. P started working alone and joined by Q after 12 days such that they completed the remaining work ...
- A and B can complete a piece of work in 12 days and 16 days respectively. They work together for 4 days, and then A leaves. How many more days will B take ...
- 8 men working for 5 hours a day can complete a work in 28 days. If 16 women are employed to work, then find how many hours a day they have to work to compl...
- A 210 litres mixture contains only water and phenyl in the ratio 3:2, respectively. If 60 litres of this mixture is replaced with 100 litres of alcohol, th...
- Two men A and B started a job in which A was thrice as good as B and therefore took 60 days less than B to finish the job. How many days will they take to ...
- ‘A’ and ‘B’ together can complete a work in 10 days, while ‘B’ and ‘C’ together can complete the work in 20 days. If ‘B’ takes 8 days to complete the work ...
- A and B are capable of completing a project individually in 40 days and 50 days, respectively. Initially, A and B collaborated on the project, and after 10...
- Sonal completed 30% of work alone and left the remaining work for Vinod who completed it in 28 days. If the total work got completed in 40 days, then find ...
- ‘A’ alone can do some work in 12 days. ‘B’ and ‘C’ together can do the same work in 6 days. If ‘B’ is half as efficient as ‘A’, then find the time taken by...
- A can complete a work in 24 days, B in 36 days and C in 48 days. All three start working together. After 4 days, A leaves the work. B and C continue the wo...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)