FAST REVIEW PM2 Math 7

Front

What is a proportional relationship?

Back

A proportional relationship is one where two quantities maintain a constant ratio or rate. For example, if one quantity doubles, the other quantity also doubles.

Front

How do you determine if two ratios are equivalent?

Back

To determine if two ratios are equivalent, you can cross-multiply and see if the products are equal. If they are, the ratios are equivalent.

Front

What is the conversion factor between pints and cups?

Back

1 pint = 2 cups.

Front

How do you calculate the total cost after applying a discount?

Back

To calculate the total cost after a discount, multiply the original price by the discount percentage, subtract that amount from the original price.

Front

What is simple interest?

Back

Simple interest is calculated using the formula: Interest = Principal x Rate x Time.

Front

How do you calculate the interest earned on a savings account?

Back

To calculate the interest earned, use the formula: Interest = Principal x Rate x Time, where Principal is the initial amount, Rate is the interest rate, and Time is the number of years.

Front

What is the formula for percent increase?

Back

Percent Increase = ((New Value - Old Value) / Old Value) x 100.

Front

How do you find the percent of increase in a quantity?

Back

To find the percent of increase, subtract the old value from the new value, divide by the old value, and multiply by 100.

Front

What is the total number of cups in a 4 pint bottle?

Back

8 cups.

Front

If a car travels 26 miles on 1 gallon of gas, how many miles does it travel on 5 gallons?

Back

130 miles.