Alligation or Mixture problems In what ratio must a grocer mix sugar at 72 paise per kg with sugar at 48 paise per kg. So that by selling the mixture at 63 paise per kg he may gain 1 of his out-lay? 6 1 : 3 3 : 2 2 : 3 3 : 1 1 : 3 3 : 2 2 : 3 3 : 1 ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems An alloy is made by mixing metal A costing Rs 2000/kg and metal B costing Rs 400/kg in the ratio A:B = 3:1. What is the cost (in Rs) of 8 kilograms of this alloy? 9800 12800 1600 6400 9800 12800 1600 6400 ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems A person has Rs. 5000. He invests a part of it at 3% per annum and the remainder at 8% per annum simple interest. His total income in 3 years is Rs. 750. Find the sum invested at different rates of interest. Rs. 2500 and Rs. 2500 Rs. 2750 and Rs. 2250 Rs. 3000 and Rs. 2000 Rs. 2000 and Rs. 3000 Rs. 2500 and Rs. 2500 Rs. 2750 and Rs. 2250 Rs. 3000 and Rs. 2000 Rs. 2000 and Rs. 3000 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Average rate of interest = (100 * 750) / (5000 * 3) = 5% per annual Investment at 3% per annual = 3 / (3 + 2) × 5000 = Rs. 3000 Investment at 8% per annual = 2 / (3 + 2) × 5000 = Rs. 2000
Alligation or Mixture problems A grocer buys two kind of rice at Rs. 1·80 and Rs. 1·20 per kg respectively. In what proportion should these be mixed, so that by selling the mixture at Rs. 1·75 per kg, 25 % may be gained? 3 : 2 2 : 1 1 : 2 3 : 4 3 : 2 2 : 1 1 : 2 3 : 4 ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems In the 75 litres of mixture of milk and water, the ratio of milk and water is 4:1. The quantity of water required to make the ratio of milk and water 3:1 is 4 litres 3 litres 1 litre 5 litres 4 litres 3 litres 1 litre 5 litres ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total quantity of mixture = 75 litre Milk : Water = 4 : 1 3 : 1
Alligation or Mixture problems A person has two solutions of sugar with 30% and 50% concentration respectively. In what proportion should he mix two solutions to get 45% concentration in the resulting mixture? 2 : 3 3 : 2 3 : 1 1 : 3 2 : 3 3 : 2 3 : 1 1 : 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP He should mix 30% and 50% in the ratio 5 : 15 or 1 : 3. ( 30% Solution ) / (50% Solution) = 1 / 3 or 1 : 3
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