Question
Which cells help in immunity
development?Solution
Helper T cells play a crucial role in the immune system by activating other immune cells, such as cytotoxic T cells and B cells, to mount an immune response. They help recognize foreign pathogens and coordinate the body's defense against infections.
Anand buys an old cycle for Rs. 5700 and spends Rs. 550 on its repairs. If he sells the cycle for Rs. 6500, his gain percent is
When a person sold an article, his profit% is 70% of the selling price. If the cost price is increased by 80% and the selling price remains the same, th...
The ratio of cost price to marked price of a mixer is 6:7. It is sold for Rs. 9450 after giving a discount of 10%. Find the profit earned.
A shopkeeper marked an article P% above its cost price and sold it for Rs. 480 after giving a discount of 20%. If the ratio of cost price and selling pr...
Atul sells goods to a customer at a profit of P%. If the cost price of the goods for the customer is ₹1,50,000 and Atul makes a profit of ₹25,000, ...
The cost price of 28 articles is the same as the selling price of ‘x’ articles. if the profit is 40%, then find the value of ‘x’.
A dishonest dealer professes to sell his goods at cost price, but he uses a weight of 700 gm for the kg weight. Find his approximate gain per cent.
...A shopkeeper marked an article 50% above its cost price and made a profit of Rs. 200 when he sold the article after giving a discount of 25%. Find the p...
On selling an article for ₹. 123.40, the gain is 20% more than the amount of loss incurred on selling it for Rs.108. If the article is sold for ₹.12...
A shopkeeper planned to sell 200 shirts each priced at Rs 2,240 in a particular year. Each shirt, if it had been sold at the mentioned price would have...
