Anura Kumara Dissanayake, the leader of the Janatha Vimukthi Peramuna (JVP), was sworn in as the 9th President of Sri Lanka, marking a significant political shift in the country. His election underscores the electorate's desire for reform and transparency in governance.
There are some Crows and Cows in a field. If the total number of heads in the field is 480 and the total number of legs is 1320, what is the number of ...
Two varieties of rice, type 'Basmati rice' priced at Rs. 41 per kg and type' Brown rice' at Rs. 76 per kg, are available. To achieve a final mixture cos...
A merchant has 1200 kg of sugar, part of which he sells at 9% profit and the rest at 15% profit. He gains 11% on the whole. The quantity (in kg) sold at...
A and B together can complete a work in 12 days. B and C together can complete the same work in 15 days, and A and C together can complete it in 20 days...
A, B and C alone can complete a work in 20, 30 and 25 days respectively. All of them started working together but after 4 days from start A left the job...
In what ratio mixtures of 22% concentration of alcohol and 35% concentration of alcohol are to be added so that the resultant mixture will have 30% conc...
Alloy A contains iron and copper in ratio 4:5. Alloy B contains iron and copper in ratio 3: 4. If 63kg of alloy A and 56 kg of alloy B are mixed, then w...
Simplify the following expression:
In a triangle ABC, angle A = 45 degrees, angle B = 60 degrees, and side a = 10 units. Find the length of side b.
A vessel contains 50 liters of a solution with 40% acid. 10 liters of this solution are removed and replaced with a solution containing 70% acid. The pr...
