Question
Four traffic lights blink at intervals of 3 seconds, 6 seconds, 9 seconds, and 12 seconds respectively. How many times will they blink together in 36 minutes?
More Difficult level Section Tests Questions
- 'P' is 25% less efficient than 'Q'. 'Q' takes 20 days less than 'P' to complete the same task. Find how much time 'Q' will take to complete the work if he ...
- Determine the co-ordinates of the point where the line through the points A (3, 4, 1) and B (5, 1, 6) crosses the XY- plane?
- The present ages of Priya and Tina are in the ratio 2:5, respectively. Eight years hence, the ratio of their ages will become 5:11. Find the present age of...
- Find the difference between the compound interest earned on Rs. 12,000 for 2 years at 10% p.a., compounded annually, and the simple interest earned on Rs. ...
- A windmill rotates 60 times in 1.5 hours. Find the number of rotations made by the windmill in 36 minutes.
- A boat can travel 24 km upstream and 30 km downstream in 4 hours. Find the speed of the boat in still water if the speed of the stream is 3 km/h.
- 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...
- 8 years ago, the ages of ‘Amit’ and ‘Bharat’ were in the ratio 4:5, respectively. If 6 years hence from now, the ages of ‘Amit’ and ‘Bharat’ will be in the...
- Two workers, A and B, can finish a task in 36 days and 48 days respectively, working alone. How many days will they take to complete the work together?
- Which of the following numbers is not a perfect square?
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)