Question
A can complete a piece of work in 20 days. B can complete the same work in 36 days. If A and B work together, then the number of days required to complete the work is:
More Previous year papers Questions
- 85 g of sugar solution has 30% sugar in it. The quantity of sugar that should be added to the solution to make the quantity of the sugar 65% in the solutio...
- A shopkeeper bought an item in Rs.292, and sold it for Rs.365. Find the profit percentage. (% In)
- Find the smallest 5 digit number which when divided by 3, 5, 8, 9 and 11 leaves remainders 1, 3, 6, 7 and 9 respectively.
- Two trains, each 120 m long, are running in opposite directions and cross each other in 6 seconds. If one of the trains crosses a 150 m long platform in 18...
- A car travels at a speed of 40 km/h for 15 minutes and at a speed of 72 km/h for the next 5 minutes. The average speed of the car for the whole journey is:
- A sum of ₹ 14000 amounts to ₹ 18515 in 2 years at a certain rate percent p.a., interest compounded yearly. What will be the compound interest on the same s...
- Question 7
- The sides of a triangle are in the ratio 5 : 12 : 13 and its perimeter is 90 cm. Find its area (in cm²).
- A merchant increases his marked price by increasing its cost price by 10%. Then gives a cash discount of 10%. Presuming that his article is fully sold thro...
- Question 10
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
