Rajeev buys goods worth $₹ 6650$. He gets a rebate of $6 \%$ on it. After getting the rebate,he pays sales tax @ $10 \%$. Find the amount he will have to pay for the goods.

Visions Pvt. Ltd. appoints a sales representative on a basic salary of $Rs. 1200$ per month, with the condition that for every $Rs. 10000$ of sales made above the initial $Rs. 10000$, he will receive $50\%$ of his basic salary and $10\%$ of that specific $Rs. 10000$ sales as a reward. There is no incentive for the first $Rs. 10000$ of sales. What should be the total value of sales if the sales representative wants to earn $Rs. 7600$ in a particular month?

Two shopkeepers sell a radio of similar brand and type at the same list price of $₹ 1000$. The first allows two successive discounts of $20 \%$ and $10 \%$,and the second allows two successive discounts of $15 \%$ and $15 \%$. Find the difference in discounts offered by the two shopkeepers.

Amit's monthly income is $30 \%$ more than that of Raunaq. Raunaq's monthly income is $20 \%$ less than that of Deepak. If the difference between the monthly incomes of Amit and Deepak is ₹ $800$,what is the monthly income of Raunaq?

Peter could save $10 \%$ of his income. But two years later,when his income increased by $20 \%$,he could save the same amount as before. By what percentage has his expenditure increased?

$40 \%$ of $20 \% + 30 \%$ of $25 \% + 50 \%$ of $28 \%$ is equivalent to: