An electronic store owner allows two successive discounts of 20% and 25% on each item. The store has a reward points scheme which enables a customer to get free shopping worth ₹0.10 on every 1 reward point credited to the customer’s account on previous purchases from the store. A customer decides to buy a laptop that is marked at ₹72,000. What will be its net selling price if he has 2850 reward points to his credit?
Study the given pie-chart and answer the question that follows.
The pie-chart shows the expenditure incurred in the preparation of a book by a publisher, under various heads.
What is the difference between the angle of pie-chart showing the expenditure incurred on binding and printing?
Find the cimplified value of the given expression.
\( 4 \frac{4}{5} \div \frac{3}{5} \text{ of } 5 + \frac{4}{5} \times \frac{3}{10} - \frac{1}{5} \)