- Which is bigger:
- 35% of $50 or 30% of $60?
- Increase $58 by 12% / Increase $72 by 24%
- Decrease $64 by 15% / Decrease $400 by 32%
- Nadia is paid $700 dollars a week. Her pay is increased by 5%. Calculate her new weekly pay.
- A holiday is advertised as costing $950. Raju is given a 7% discount for booking online. Calculate how much he pays for the holiday.
- In a sale the price of a bag is reduced from $50 to $45.Find the percentage decrease.
- A factory produces 55000 torches one year and 88 000 torches the next year. Find the percentage increase.
- A computer is bought for $1358 and is then sold for $1400.Calculate the percentage profit.
- A clock valued at $600 is sold for $570.Calculate the percentage loss.
- Fernando is a tax payer. He earns $60000 a year.
- The first $12000 of his earnings is tax free.
- He pays 10% tax on the next $8000 of his income.
- He pays 22% tax on the rest of his earnings.
Express the total amount of tax that he pays as a Percentage of the $60000.
- In 2010 a train ticket cost $22 .This is 10% more than the cost of the ticket in 2005.Calculate the price of the ticket in 2005.
- The rent for a house is increased by 20% to $19800.
Calculate the original rent. - The price of bananas is reduced by 25% to $1.74 per kilogram. Calculate the original price.
- The temperature decreased by 25% to 16.2 0C
Calculate the original temperature. - Amelia invests $80 at a rate of 15% per year, simple interest. Calculate the amount of interest Amelia earns in 5 years.
- Karl invests $700 at a rate of 2% per year, simple interest. Calculate the total amount Karl has after 4 years.
- Sebastian invests $450 at a rate of 3.5% per year, simple interest. Calculate the total amount Sebastian has after 2 years.
- Amelie invests $400 at a rate of 5% per year, compound interest. Calculate the amount of interest . Amelie earns in 3 years.
- Ferdinand invests $50 at a rate of r % per year, simple interest. After 4 years he has a total amount of $56.Calculate the value of r.
