Chapter 7 - Comparing Quantities

Discount = Marked Price - _____________

• Sale Price

• Cost Price

• Overhead expense

• Buying price

An item marketed at Rs. 850 is sold for Rs. 770. What is the discount?

• Rs. 80
• Rs. 70
• Rs. 90
• Rs. 100

Discount can be calculated when ____________ percentage is given.

Formula for Simple Interest

Which is the formula for calculating compound interest?

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• 
• 
• 

The rate is given as a percent (%).  Before using it in the simple interest formula, you must first convert it to a _______.

When using the compound interest formula, what is the extra step you must take to get interest?

• Add the Principle

• Subtract the Principle

• Multiple the Principle

• Divide the Principle

• None of the above

Mary deposits Rs.3000 into an account that pays simple interest at a rate of 6% per year. How much interest will she be paid in the first 5 years?

Sam lent a sum of Rs.5000 to Ram. If Ram returned Rs.5500 after 2 years, compounded annually. What is the rate per annum?

• 5%
• 10%
• 15%
• 20%

Semi-Annually means how many times a year?