Question
Boys are always together?
In how many ways 4 girls and 6 boys can be seated in a row so thatSolution
Required number of ways = 5! X 6! = 120 x 720 = 86,400
A mixture contains 416 ml of milk and water in a ratio of 8:5. If the mixture is augmented by adding 144 ml of milk and 160 ml of water, what will be th...
In a mixture of 252 litres, the ratio of tea to coffee is 3:4. If ‘x’ litres of coffee is added to the mixture, such that the ratio of tea to coff...
- Mixture A has milk and water in the ratio 3:2, while mixture B has them in the ratio 5:7. When both are mixed, the resulting mixture of 1320 ml has milk an...
- Two mixtures (milk and water) 'A' and 'B' contains quantities of milk and water in ratio of 6:4 and 2:8, respectively. If 50 ml from 'A' and 40 ml from 'B'...
There are two containers having equal quantities of mixtures of two chemical types A and B. The 1st container contains 45% of type A chemical whereas th...
A 450 ml solution is composed of water and glucose mixed in the ratio of 8:7. Determine the amount of glucose that must be added to the solution so that...
A container has a mixture of juice and soda in the ratio 4:1. If half of the mixture is removed and replaced by 15 litres of soda, the resulting ratio o...
A 280 ml mixture is composed of milk and water in the ratio 11:9. If an equal amount 'x' ml of both milk and water is added, the new ratio of milk to wa...
- In a tank, milk and water are mixed in the ratio 5:4. When 36 litres of water is added, the ratio becomes 5:6. Find the total quantity of the final mixture...
In a mixture of milk and water, the quantity of water is 50% more than the quantity of milk. If 16 liters of water is mixed into it, then the quantity o...
Relevant for Exams:
Hey, Don't leave. If you have any queries regarding any exam let us know here.
