The ratio of age between A and B is 6: 5 and the age of each C and D is 9/10 times that of B. Age of F is less than A but greater than B. The ratio of ages between B and E is 2 : 3. Also, the age of A is 3 years less than E. What is the ratio of ages of A and F if all the ages are in integer?
4 persons went to purchase pens in ratio 1/3:1/4:1/5:1/6from a stationary shop. The shopkeeper decided to give one pen free on purchase of every two pens per person. If the cost of a pen was Rs 7; then find a minimum amount that was earned by the shopkeeper. [For example, if a person wants to buy 4 pens then his purchase will be (2 pens + 1 pen free) + 1 pen i.e for 4 pens he will pay for 3 pens only].
A certain number is added to each of the two numbers which are in the ratio 4:7. The sum of the numbers thus obtained is 75 and their ratio (taken in the same order as mentioned above) becomes 8:17. What is the number added?
Aditya, Manish and Gaurav enter into a business with investing in ratio . After 4 months, Aditya increases his share by 50% and at the end of a year, business earned a profit of Rs43200. Find the profit share of Manish?
In a beaker, there is 200 ml of pure acetic acid. 25% of the acid is replaced by water. This process is repeated two more times. In a reaction with baking soda only 50 ml of acetic acid is required . Find the amount of acetic acid-water solution should be drawn off to perform the chemical process.
S1 is a series of six consecutive numbers divisible by 3. Average of S1 is 16.5. S2 is a series of six consecutive odd numbers starting with second highest term in S1. Find the difference between fourth term of S2 and the highest term of S1.
