Question
The ratio of the speed of the stream to the speed of the boat in still water is 3:7. If a distance of 280 km is covered downstream in 4 hours, determine the time required to cover the same distance upstream.
More Ratio Questions
- Question 1
- A pouch contains 50-paisa, 1-rupee and 2-rupee coins in the ratio 6:5:4. If the total money is Rs. 512, find 25% of the number of 1-rupee coins.
- The radii of two solid right circular cylinders are 6 cm and 4 cm respectively and their heights are (h+1) cm and (2h+1) cm respectively. If the areas of t...
- The ratio of science books to literature books in a library is 7:6. If the number of science books was 28 fewer and literature books 14 more, then the numb...
- The salaries of Ravi and Sumit are in the ratio 4: 5. If the salary of each is increased by Rs6,000 the new ratio becomes 35:40. What will be Sumit's incre...
- Ravi divided a sum of money among Aryan, Kiran and Rohan in the ratio 5:7:13 respectively. 70% of Aryan’s share is Rs. 210 less than 50% of Rohan’s share. ...
- If the base radius of 2 cylinders are in the ratio 3 : 4 and their heights are in the ratio 4 : 9, then the ratio of their volumes is:
- Rs. 870 was to be divided among D, E, and F in the ratio (1/2):(1/5):(1/3). By mistake, it was shared in the ratio 18:9:13. Find how much extra amount E re...
- In a class, the ratio of boys to girls is 7 : 5. If 6 boys leave the class, the ratio becomes 4 : 3. How many girls are there in the class?
- Out of total number of people in an office, 52% are males. Ratio of number of married to that of unmarried people in the office is 3:2 while ratio of numbe...
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