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Questions and Answers
Explain how you would calculate the sales price of an item after applying a 20% discount.
Explain how you would calculate the sales price of an item after applying a 20% discount.
To calculate the sales price after a 20% discount, you would first find 20% of the original price by multiplying the original price by 0.20. Then, subtract this amount from the original price to find the discounted price.
Calculate the simple interest on a loan of $5000 at an annual interest rate of 6% for 3 years.
Calculate the simple interest on a loan of $5000 at an annual interest rate of 6% for 3 years.
The formula to calculate simple interest is: Interest = Principal × Rate × Time. Plugging in the values, we get Interest = $5000 × 0.06 × 3 = $900.
Explain the concept of percent of increase and how it differs from percent of decrease.
Explain the concept of percent of increase and how it differs from percent of decrease.
Percent of increase is the amount of increase expressed as a percentage of the original amount. It is calculated as (Increase / Original) × 100. Percent of decrease, on the other hand, is the amount of decrease expressed as a percentage of the original amount, and is calculated similarly. The key difference is whether the change is an increase or a decrease.