Unit 4, Proportional Relationships and Percentages

Front

What is the decimal equivalent of 34%?

Back

0.34

Front

What is the decimal equivalent of 70%?

Back

0.7

Front

In the equation y = 14x, what is the constant of proportionality?

Back

14

Front

How do you calculate a 15% tip on a $26 dinner bill?

Back

$3.90

Front

What is the decimal equivalent of 4%?

Back

.04

Front

What is a proportional relationship?

Back

A relationship where two quantities maintain a constant ratio.

Front

How do you convert a percentage to a decimal?

Back

Divide the percentage by 100.

Front

What is the formula for finding the percentage of a number?

Back

Percentage = (Part/Whole) x 100.

Front

If a shirt costs $40 and is on sale for 25% off, what is the sale price?

Back

$30.

Front

What does it mean if two quantities are directly proportional?

Back

As one quantity increases, the other quantity increases at a constant rate.