Radicals, Percentages, Logarithms, and Linear Equations Review

• -7

• not a real number

• 7

• -24.5

Simplify:

• 1/5

• 20/100

• 2/10

• 1/√25

What do we call the number inside of the radical?

• index

• radicand

• square root

• radical

• | x |

• 2x
• x

• 2x^2

Write 5% as a decimal.

• 5
• 0.5
• 0.05
• 0.005

24 is what percent of 60?

• 40%

• 20%

• 65%

• NOT HERE

A pair of jeans costs $34.00.  You have a coupon for 30% off the regular price. What is the sale price of the jeans after you use your coupon?

• $10.20
• $23.80
• $31.00
• $44.20

What percent of 42 is 40?

• 95.2%

• 105%

• 90%

• 0.952%

Kellie earns a 15% tip. If the customer's bill was $25, how much of a tip did she receive?

• 4.00

• 3.75

• 3.50

• 10