Question
4(1/3) × 2(11/14) = 50% of ? +
86/11 What will come in the place of question mark (?) in the following given question:Solution
13/3 × 39/14 = 50/100 × ? + 86/11 13 × 13/14 = 50/100 × ? + 86/11 169/14 = 50/100 × ? + 86/11 169/14 - 86/11 = 50/100 × ? (1859-1204)/154 = 50/100 × ? 655/154 = 50/100 × ? ? = (655 ×100)/(50 ×154) ? = 1310/154 = 655/77 = 8(39/77)
‘A’ can do a piece of work in 8 days. ‘B’ can do 40% of the same work in 16 days. If they work together for the entire time and get paid Rs.1500...
P can do a piece of work in 25 days, Q can complete double the work in 40 days and R can do the work in 30 days. If all of them together earn Rs. 7400, ...
A group of 8 men or 10 women can complete a certain task in 21 days. How many days will it take for a combination of 10 women and 4 men to complete the...
- Two pipes, P and Q, can fill a tank in 60 minutes and 100 minutes, respectively. A third pipe R can empty it in 1 hour 40 minutes. Initially, pipes P and R...
Tanu can complete a task in 'A' days on her own, while together with Manu, they can complete the same task in (A - 6) days. Manu, working alone, can fin...
'A' and 'B' alone can complete a work in 9 days and 18 days, respectively. Find the time taken by them to complete the work if they work on alternate da...
‘P’ and ‘Q’ can complete a project in 45 days and 60 days respectively while ‘P’, ‘Q’ and ‘R’ together can complete the same project...
- Time taken by 'X', 'Y' and 'Z' to finish a task is 48 days, 72 days, and 96 days respectively. All started the task together, but 'X' left 12 days before c...
- 6 interns together do as much work as a regular employee. If 36 interns finish 90 tasks in 3 days, how many regular employees are required to do 90 tasks i...
- 'J', 'K' and 'L' can complete a task alone in 42, 21, and 14 days respectively. If 'K' and 'L' work together for 'x' days and leave, then 'J' completes the...
Relevant for Exams:
