Real Numbers Review

A list of numbers ordered from least value to greatest value is shown below. One number is missing.

Two friends went to lunch at a pizza parlor. Jared ordered 4 slices of pizza and a soda that costs $2. Michael ordered 2 slices of pizza and a pack of cookies for $5. They paid the same amount per slice of pizza. How much does one slice of pizza cost at this pizza parlor in dollars and cents?

Set I and Set W are subsets of the real number system.

I = {integers}

W = { whole numbers}

Which diagram best represents the relationship between Set I and Set W?

The two lines on the coordinate grid represent a system of equations.

What is the x-coordinate of the ordered pair that best represents the solution to both equations?

The graph shows the total cost, y, of renting a bike for x hours. Write an equation to represent this relationship.

Mr. Jenkins deposited $1,250 into an account. He made no additional deposits or withdrawals. Mr. Jenkins earned 4.25% annual simple interest on the money in the account.

What was the balance in dollars and cents in Mr. Jenkins's account at the end of 4 years?

The diagram shows a right triangle and the lengths of two of its sides in inches.

Which measurement is closest to the value of the missing side length in inches?

Lucy estimated that it would take 4,000 grains of sand to make a pound. That would mean that each grain of sand weighs 1/4000 of a pound. In decimal form, that weight would be 0.00025 of a pound. Express this in scientific notation?

Which section(s) would the numbers –7, 8, –4 be placed in according to the chart?