In a mixture of 40 liters, the ratio of milk to water is 5:3. How much milk must be replaced by water so that the new ratio becomes 1:1?
- Out of 750 students, the ratio of boys to girls is 6:4. The ratio of boys who passed to those who failed is 8:1, and that of girls is 7:3. How many student...
If the ratio between two numbers is 3: 5 and their LCM is 120, then the numbers are:
- ‘P’, ‘Q’ and ‘R’ divide a certain amount among themselves. The average of their shares is Rs. 4860. Share of ‘P’ is 12(1/2)% more than shar...
- Class ‘K’ has number of girls as 90% of boys in that class. Class ‘L’ has 10% fewer boys than class ‘K’ and 35% more total students than class ...
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 in...
A boy is supposed to distribute Rs.2400 among his three friends P, Q and R in the ratio of 5:3:4 respectively, but mistakenly he distributed in the rati...
A plot has to be divided among P, Q and R in the ratio 3:4:6 respectively. If the area of plot received by R is 4800m ² more than the area of plot ...
The respective ratio of the number of shops to the number of fans sold in a city was 7:190 in 2016. In 2017, the number of fans sold increased by 20% an...
The ratio between two numbers is 7:8. If each number is increased by 9, the ratio between then become 10:11, find the difference between numbers.
