Question
What type of image is always formed by a convex
mirror?Solution
Convex mirrors always produce images that are virtual and erect due to the outward curvature that causes reflected rays to diverge.
- Rice worth Rs. 32/kg and Rs. 48/kg are mixed with a third variety in the ratio 3:1:2, respectively. If the final mixture is worth Rs. 38/kg, then the price...
- A 270-liter solution is composed of Phenyl and water in the ratio 4:5. After adding 30 liters of Phenyl and (x + 15) liters of water, the ratio becomes 6:7...
- A 240-litre solution contains milk and water in the ratio 3:5 respectively. How much milk should be added to make the ratio of milk to water 7:10?
A shopkeeper buys 40 kg of sugar at ₹30 per kg and 60 kg of sugar at ₹35 per kg. He mixes them and sells the entire quantity at ₹40 per kg. If his...
In a mixture of milk and water, the amount of milk is (p + 40) and the amount of water is 40 litres. After adding 20Â litres of m...
A 40-litre mixture of milk and water has milk and water in the ratio 3 : 1. 'x' litres of this mixture are removed and replaced with pure water. After t...
A container initially held 8 liters of vinegar. After removing a certain amount of vinegar, 2.4 liters of water was added to the container. As a result,...
Initially, 40% of mixture ‘P’, consisting of petrol and diesel, is transferred into mixture ‘Q’, which has a petrol to diesel ratio of 5:4. Afte...
 A vessel contains 500 liters of diesel and kerosene in the ratio 6:4. If x liters of diesel and 2x liters of kerosene are added, both become equal in ...
Vessels A and B contain mixture of milk and water in the ratios 3:7 and 5:3 respectively. In what ratio should quantities of mixtures be taken from A an...