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DRDO is a military research and development wing of the Ministry of Defence, headquarters in New Delhi, India. It was founded in 1958.
A person buys a piece of machinery for ₹60,000. After 1 year, he sells it at a 15% profit and reinvests the entire amount in a new machine. The second...
An item was sold at a 22% loss. If the selling price had been increased by Rs. 1,850, there would have been a 15% profit instead. Determine the original...
A shopkeeper marked an article 50% above its cost price and made a profit of Rs. 320 when he sold the article after giving a discount of 20%. Find the p...
A shopkeeper purchased two rice bags, 'Brown Rice' and 'Basmati,' and sold them at identical prices. The bag of 'Brown Rice' was sold with a 20% profit,...
When a person sold an article, his profit% is 40% of the selling price. If the cost price is increased by 50% and the selling price remains the same, th...
A shopkeeper bought 80 identical books priced at Rs. 320 each. He spent a total of Rs. 3600 on transportation and packaging. He put the label of...
A shopkeeper sells an article for Rs 70 and earns thrice the profit that he would have earned on selling this article for Rs 50. Find the C.P of ...
Tina is 50% more efficient than Rina, and Mina is 30% more efficient than Tina. If Mina and Tina together can do a piece of work in 12 days, in how many...