Solving Percent Problems Mixed Practice

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. It is denoted by the symbol '%'. For example, 50% means 50 out of 100.

Front

How do you calculate a percentage of a number?

Back

To calculate a percentage of a number, multiply the number by the percentage (in decimal form). For example, to find 20% of 50, calculate 50 x 0.20 = 10.

Front

What is commission in sales?

Back

Commission is a payment made to a salesperson based on the sales they make. It is usually a percentage of the total sales.

Front

How do you find the total earnings of a salesperson with a base salary and commission?

Back

Total earnings = Base salary + (Total sales x Commission rate). For example, if a salesperson earns $800 plus 7% commission on $9,200, total earnings = $800 + ($9,200 x 0.07) = $1,444.

Front

What is the formula to find the weight of water in a person's body?

Back

Weight of water = Total body weight x Percentage of water in the body. For example, for a 95-pound person, weight of water = 95 x 0.60 = 57 pounds.

Front

How do you calculate the total sales needed to earn a specific commission?

Back

Total sales = Desired commission / Commission rate. For example, to earn $1,000 with a 20% commission, total sales = $1,000 / 0.20 = $5,000.

Front

How do you convert hours to minutes?

Back

To convert hours to minutes, multiply the number of hours by 60. For example, 2 hours = 2 x 60 = 120 minutes.

Front

What is 40% of 2 hours in minutes?

Back

40% of 2 hours = 0.40 x 120 minutes = 48 minutes.

Front

How do you find the actual height of an object based on a percentage?

Back

Actual height = Model height / Percentage. For example, if a model rocket is 1.8 meters and is 4% of the actual height, actual height = 1.8 / 0.04 = 45 meters.

Front

What does it mean if something is 60% of a total?

Back

It means that the quantity is 60 out of every 100 parts of the total. For example, if a person weighs 95 pounds, 60% of their weight is the amount of water in their body.