Andrew paid $10 for a burger. The burgers went on sale and there was a discount of 20%. What was the sale price of the burgers?

Given the function y = 5x, find the domain

Which statements must be true? Select each correct answer.

Ernie has twice as many stickers as Bert. Together they have 90 stickers. How many stickers does Ernie have?

Is 9.12 a rational number?

There were 15 flowers in my yard. I picked 1/5 of them. How many did I pick?

If the number is 5,678.321 what is the underlined digit of the 5

Scientists want to know the total trout population in a part of Lake Michigan. They tagged and released 200 trouts back into the wild. Later, they found 60 trouts in that same part of Lake Michigan, 10 of which were tagged.

If a scale factor of 1/5 is used to make a reduction, what is the base of the original triangle?

How many grams of sodium chloride is in 1 Liter of normal saline?

The price of products may increase due to inflation and decrease due to depreciation. Marco is studying the change in the price of two products, A and B, over time.