Part C - Elementary Mathematics
Six friends have an average height of 144 cm. A boy with a height of 150 cm leaves the group. Find the new average height.
The difference between cost price and selling price is ₹264. If profit percentage is 33 percent, then what is the selling price?
Marked price of a chair is ₹5,000. After giving two successive discounts of 10 percent and x percent, the chair is sold for ₹3,150. What is the value of x?
Marked price of an article is ₹28,500 and its selling price is ₹15,675. What is the discount percentage?