If the numerator of a fraction is increased by 200%and the denominator of the fraction in increased by 150%, the resultant fraction is 7/10. What is the original fraction?

In a house, there are dogs, cats and parrot in the ratio 3:7:5. If the number of cats was more than the number of dogs by a multiple of both 9 and 7, what is the minimum of pets in the house?

The ratio of the present ages of two brothers is 1 : 2 and 5 years back, the ratio was 1 : 3. What will be the ratio of their ages after 5 years?

The average price of three items of furniture is Rs. 15000. If their price are in the ratio 3 : 5 :7, the price of the cheapest item is:

The salaries of A, B, C are in the ration 2:3:5. If the increments of 15% ,10% and 20% are allowed respectively in their salaries, then   what will be the ratio of their salaries?

Ratio of Rani’s and komals age is 3 : 5 respectively. Ratio of Komal’s and pooja’s age is 2 : 3 respectively. If Rani is two – fifth of Poja’s age, what is Rani’s age?

A man has divided his total money in his will in such a way that half of it goes to his wife, 2/3 rd of the remaining among his three sons equally and the rest among his four daughters equally. If each daughter gests Rs. 20,000, how much money will each son get?

5x² – 13xy + 6y² = 0,then x : y is:

The cost of Type 1 material is Rs. 15 per kg and Type 2 material is Rs.20 per kg. If both Type 1 and Type 2 are mixed in the ratio of 2 : 3, then what is the price per kg of the mixed variety of material?

Five years ago the ratio of the ages of A and B 2 : 3 and after 7 years it will be 4 : 5 What is the present age of  ‘A’?