In a competitive exam, the ratio of successful to unsuccessful candidates is 5:2. Had the number of unsuccessful candidates been 14 more, the ratio would have been 4:3. How many candidates appeared for the exam?
A and B have incomes in the ratio 2:1. They spend in the ratio 5:3 and save in the ratio 4:1. If their total monthly savings are ₹5000, find A's monthly income.
The value of a gold biscuit is proportional to the square of its weight. A biscuit weighing 10g is worth ₹50,000. If it breaks into two pieces with weights in ratio 2:3, what is the loss in value?
A and B invest in a business. A invests ₹500 more than B, but B invests for 10 months while A invests for 7 months. If A's share of profit is equal to B's, find B's investment.
The ratio of the incomes of three persons is 4:5:6. If their total income is ₹45,000 and they pay income tax at the rate of 10%, 20% and 30% respectively, what is the ratio of their net incomes?
The ratio of petrol and kerosene in two mixtures is 4:3 and 2:3. How many litres of the second mixture should be mixed with 14 litres of the first mixture so that the final ratio is 1:1?
The salaries of A, B and C are in the ratio 2:3:5. If the increments of 15%, 10% and 20% are allowed respectively in their salaries, then what will be the new ratio of their salaries?