Login / Signup

Question

Amit can do certain work alone in 'w' days. Arjit can do the same work alone in (w + 12) days.Gaurav started working and did (1/2) the work at the efficiency of Amit and rest work at efficiency of Arjit, and finished the work in 24 days. Then, find the value of (w2 + 5w -40)

A 450

B 650

C 370

D 374

E none of these

Practice Next

More Time and work Questions

Ram can do a piece of work in 12 days and Shyam can do the same work in 16 days. They both started work together, Ram left 2 days before the completion of ...
P, Q, R and S can do a piece of work in 20 days. If P and Q together can do it in 50 days, and R alone in 60 days, then in how many days can S alone do it?
Ramesh needs half the time that Suresh needs to complete a job. Suresh and Tarun together complete it in 27 days, whereas Ramesh and Tarun take 18 days. Ho...
P, Q and R together can complete a task in 12 days. Q and R together can finish it in (72/5) days, and R alone can do half the task in 8 days. What is the ...
Rahul used to complete 25 problems in 50 minutes. But now, his efficiency has dropped by 20%. How much time will he need to complete the same number of pro...
A, B and C can complete the whole work in 20 days. A starts the work and works for ‘x’ days while B and C complete the remaining 3/5 of the wor...
P and Q can complete a work in 38 days and 57 days, respectively. P, Q and R together can complete the work in 19 days. If R get a total wage of Rs. 6270 t...
P, Q, and R can complete a work in 12 days. 15 days and 30 days, respectively, working alone. How soon can the work be completed if Q is assisted by P and ...
A, B, and C together can complete the assignment in 8 days. B and C together take (48/5) days, and C alone completes half in 8 days. Find the ratio of the ...
3 men and 4 boys can together complete a work in 10 days. 4 men and 2 boys can together complete the same work in 8 days. Find the time taken by 8 boys tog...

Relevant for Exams:

Hey! Ask a query

ask-question