Proportions

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you calculate the total weight of a baby after a certain number of weeks if it gains weight weekly?

Back

Total weight = Initial weight + (Weight gain per week × Number of weeks).

Front

What is the formula to calculate the sale price after a discount?

Back

Sale Price = Original Price - (Original Price × Discount Rate).

Front

How do you find the difference in sale prices of two items?

Back

Difference = Sale Price of Item 1 - Sale Price of Item 2.

Front

What is the formula to calculate a tip based on a percentage of the bill?

Back

Tip = Total Bill × Tip Percentage.

Front

How do you calculate the cost of multiple pounds of an item?

Back

Total Cost = Cost per pound × Number of pounds.

Front

What is commission in sales?

Back

Commission is a fee paid to an employee based on the sales they generate.

Front

How do you calculate the commission earned from sales?

Back

Commission Earned = Total Sales × Commission Rate.

Front

What is a percentage?

Back

A percentage is a fraction expressed as a part of 100.

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide by 100.