First Semester Final Test

Front

What is the formula to calculate a tip?

Back

Tip = Total Amount × Tip Percentage

Front

How do you calculate the percent decrease from a regular price to a sale price?

Back

Percent Decrease = ((Regular Price - Sale Price) / Regular Price) × 100

Front

Solve for b: -4b + 4 = -20

Back

b = 6

Front

Translate the phrase: Six more than some number equals 52.

Back

x + 6 = 52

Front

How do you find the percent increase from one value to another?

Back

Percent Increase = ((New Value - Old Value) / Old Value) × 100

Front

What is 20% of $87.70?

Back

$17.54

Front

If a scooter's regular price is $65.50 and it's on sale for $52.40, what is the percent decrease?

Back

20% decrease

Front

What does it mean to round to the nearest percent?

Back

To round to the nearest percent, look at the decimal. If it's 0.5 or higher, round up; if it's less than 0.5, round down.

Front

What is the solution to the equation: 6x = 52?

Back

x = 8.67

Front

If you leave a 20% tip on a $100 meal, how much is the tip?

Back

$20.00