Question
A metal alloy is composed of 25% silver, 45% gold, and 30% copper. How much silver should be added to 50 kg of the alloy to make the new alloy contain 40% silver?
Solving the equation: 
More Mixture Questions
- A vessel contains 80 litres of milk and water in the ratio 3 : 1. If 20 litres of mixture is removed and replaced by pure water, then what will be the new ...
- Wheat worth Rs. 25/kg and Rs. 40/kg are mixed with a third variety in the ratio 1:2:1 respectively. If the final mixture is worth Rs. 35/kg, then the price...
- A and B are mixtures with milk:water 4:1 and 6:7 respectively. When mixed, the final quantity is 0.705 litres, and the final milk to water ratio is 82:59. ...
- A mixture contains 80 ml of milk and 40 ml of water. If 24 ml of the mixture is replaced with 12 ml of water, then find the ratio of quantity of milk to th...
- The cost price of watermelon juice in flask F is Rs. 55 per liter, and the cost price of watermelon juice in flask I is Rs. 40. When the watermelon juice i...
- A mixture contains 100 ml of milk and 25 ml of water. If 25 ml of the mixture is replaced with 15 ml of water, then find the ratio of quantity of milk to t...
- 600 litres of mixture contains milk and water in the ratio 5:7. If 100 litres of milk and 50 litres of water are added, then the new ratio becomes x:8. Fin...
- A vessel contains 64 litres of pure milk. 16 litres of milk is taken out and replaced by water. Again, 16 litres of the mixture is taken out and replaced b...
- A solution contains milk and water in the ratio 4:1. If 25 litres of the 75-litre solution is removed and then 10 litres of water is added, what is the qua...
- A mixture (acetone and water) contains 40% acetone and rest 96 litres water. How much acetone should be added to the mixture to make the ratio of acetone t...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
