Exam 1: Organizing and Visualizing Numeric Data

Add or subtract as indicated. Write the answer as a fraction in lowest terms or as an integer.

A contestant on a game show won the following amounts for several questions she answered. Determine her total score.

Add. Write the answer as a fraction simplified to lowest terms.

Round to the tens place. 373

Multiply the fractions.

The sales tax on a bookcase is $24.00. If the bookcase cost before tax is $480, what is the sales tax rate?

Multiply and write the answer as a fraction.

Add. Write the answer as a fraction in lowest terms or as an integer.

Find the perimeter of the trapezoid.

Simplify using the order of operations.

Simplify.

Find the mean.

Simplify.

Translate to a mathematical expression. Then simplify the expression. The sum of -28 and 32

Solve the percent problem for the unknown base. 14 is 35% of what number?

In a recent year, a local college accepted 1620 students to its freshman class. If this represented 27% of all applicants, how many students applied for admission?

For the English sentence below, write a mathematical expression and simplify. Find the quotient of 435 and 87.

The sales tax on a bag of groceries came to $2.80. If the sales tax rate is 7%, what was the price of the groceries before tax?

Maria starts the month with $672.33 in her checking account. a. Maria buys a pair of jeans for $102.25 and two shirts that each cost $44.27 (with tax). She pays with her checking account debit card. What is her new balance? b. The jeans don't fit, and Maria returns them. What is her new balance? c. Explain how returning the jeans is like subtracting a negative number from her balance.

Find two integers whose sum is -15.