Mixture or Alligation level 2
Q1–10 of 40A mixture of 160 gallons of wine and water contains 25% water. How much water must be added to the mixture in order to increase the percentage of water to 40% of the new mixture?
800 students took the CAT exam in Delhi. 50% of the boys and 90% of the girls cleared the cut off in the examination. If the total percentage of qualifying students is 60%, how many girls appeared in the examination?
If 10 kg of sugar costing ₹15/kg and 20 kg of salt costing ₹10/kg are mixed, find the average cost of the mixture in ₹ per kilogram.
The average salary per head of all workers (Grade A and Grade B) of a company is ₹ 400. The average salary of 100 grade A workers is ₹ 1000. If the average salary per head of the rest of the Grade B workers is ₹ 300, find the total number of workers in the company.
Ashok purchased two qualities of grains at the rate of ₹ 100 per quintal and ₹ 160 per quintal. In 50 quintals of the second quality, how much grain of the first quality should be mixed so that by selling the resulting mixture at ₹ 195 per quintal, he gains a profit of 30%?
Two types of milk having the rates ₹8/kg and ₹10/kg respectively are mixed in order to produce a mixture having the rate of ₹9.20/kg. What should be the amount of the second type of milk if the amount of the first type of milk in the mixture is 20 kg?
How many kilograms of salt worth ₹ 360 per kg should be mixed with 10 kg of salt worth ₹420 per kg, such that by selling the mixture at ₹ 480 per kg, there may be a gain of 20%?
Kiran lends ₹ 1000 on simple interest to Harsh for a period of 5 years. She lends a part of the amount at 2% interest and the rest at 8% and receives ₹ 300 as the amount of interest. How much money (in ₹) did she lend on 2% interest?
A tank contains 500 liters of wine. 50 liters of wine is taken out of it and replaced by water. The process is repeated again. Find the proportion of water and wine in the resulting mixture.
A man purchased a table and a chair for ₹2000. He sold the table at a profit of 20% and the chair at a profit of 40%. In this way, his total profit was 25%. Find the cost price (in ₹) of the table.