Question
It takes a person 2 hrs to row 18 km downstream and 3 hrs to row the same distance upstream. Find the speed of the current.
More Previous year papers Questions
- Which of the following is smallest?
- Circumference of a circle is equal to the perimeter of a square. What is the ratio of area of circle to the area of square? (The value of π is 22/7)
- In a school, the ratio of boys and girls in class A is 7 : 9, the ratio of boys and girls in class B is 5 : 6, and the ratio of boys and girls in class C i...
- After deducing a commission of 20%, a DVD set costs ₹9,080. Its marked price is:
- In an examination, the ratio of the number of candidates who passed, to those who failed was 5 : 2. If the number of failed candidates had been 14 more, th...
- The ratio of the speed of a boat in still water to the speed of the current is 11 : 4. The boat takes 72 minutes to travel 54 km downstream. How much time...
- An aeroplane coves a certain distance at a speed of 280 km/h in 4/(3/4) hours. To cover the same distance in 7 hours, it must travel at a speed (in km/h) ...
- Two persons, A and B, are looking at an object placed on the top of a tower, from opposite sides of the pole. A is closer to the foot of the tower by 70 m ...
- 525 + 526 + 527 is completely divisible by:
- A dealer buys two articles X and Y for ₹9,500 each. He marks each of them at the same. price. He sells X by giving two successive discounts of 32% and 25% ...
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
