There are three cats. Each of these cats have 2 ears, 4 paws, and 1 tail. Draw a double number line diagram that represents a ratio in the situation.

Write a sentence that describes this situation and that uses the word per.

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

Name the most appropriate metric unit for each measurement

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?