Question
A person spent 22% of his monthly income on food and 77%
of the remaining on rent. If amount spent on rent is Rs 600.6, then find the amount spent on food.Solution
Let, monthly income of person is Rs. x So, 0.78 × 0.77 × x = 600.6 So, x = 1000 Amount spent on food = 0.22 × 1000 = Rs. 220
‘D’ and ‘E’ together can finish a task in 40 days, while ‘E’ and ‘F’ together can finish the same task in 30 days. ‘D’ and ‘E’ t...
X can do a piece of work in 20 days. He worked at it for 5 days and then Y finished it in 15 days. In how many days can X and Y together finish the work?
- If ‘X’ finishes a project in 24 days whereas ‘X’ and ‘Y’ working together can finish it in 15 days, then determine the time ‘Y’ alone will ...
The time taken by ‘A’ to build a wall alone is 45% more than the time taken by him to build it along with ‘B’. ‘B’ will take how much percen...
‘P’ and ‘Q’ can complete a task in 72 days, while ‘Q’ and ‘R’ can finish 60% of the same task in 27 days. If ‘R’ is twice as efficie...
Raman and Shyam can finish a task in 9 days working together. Shyam can finish that task alone in 12 days. How much time will Raman alone take to finish...
P can complete a piece of work in 15 days. Q in 20 days and R in 30 days. P and R worked together for three days and then P was replaced by Q. In how ma...
Three workers, A, B, and C, can complete a task in 40 days, 72 days, and 45 days respectively. They start working together, but A leaves 20 days before ...
A Mahalaxmi tourist bus with only the driver inside has a speed of 60 kmph. Its maximum speed reduces by a quantity which is directly proportional to th...
P can do a piece of work in 10 days. Q can do it in 16 days. With the help of R, they finish the work in 4 days. In how many days can R alone do the who...
Relevant for Exams:
