Question
Pipe 'X' alone takes 20 minutes to fill half of the empty tank. Pipe 'Y' is twice as efficient as pipe 'X'. What percentage of the tank is filled by pipes 'X' and 'Y' working together in 10 minutes?
More Difficult level Section Tests Questions
- Two successive discounts of 25% and 10% is equivalent to a single discount of how much percentage?
- Which of the following numbers is not a perfect square?
- ‘Amit’ is 1.5 times as efficient as ‘Bhuvan’, who is 1/3 as efficient as ‘Chirag’. If Amit and Chirag together complete a work in 18 days, how long will Bh...
- A shopkeeper can make a profit of 30% by selling an article for Rs. 390. If he wants to make a profit of 50% even after allowing a discount of 25%, then at...
- A product is bought for Rs. 1,800. The shopkeeper tags it at 25% above the cost price and offers a discount of Rs. 200 at the time of sale. What is the per...
- A number '71945b' is divisible by 6, but not by 5. What is the value of (b² + 1)?
- The current average age of Ayan, Rohit and Mohan is 27 years, whereas the average age of Rohit and Mohan is 30 years. If Ayan is 5 years younger than Mohan...
- If a ten-digit number 57a61395z2 is divisible by 72, then find the number of possible values of ‘a’.
- Determine the simplified value of the given expression:
- A windmill rotates 60 times in 1.5 hours. Find the number of rotations made by the windmill in 36 minutes.
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)