Exam 1: Building Blocks of Algebra

If the state sales tax rate is 6% and the city sales tax rate is 1.5% write an expression for the sales tax on a purchase that costs c then evaluate that expression if c equals $88.

For the function find the local maximum value of f .

If the net change of a function f from a to b is negative then the function must steadily increase from a to b .

Convert 897 to scientific notation.

Convert the number 0.1624 to a fraction in simplest form.

Does the equation x = ( y 6) + 3 define the variable y as a function of the variable x ?

Simplify the expression .

Divide the fractions. Reduce to simplest form.

Translate the phrase into an algebraic expression. X increased by 25

Evaluate the expression using either the order of operations agreement or the distributive property.

A repeating decimal such as is irrational.

Use the data given to create a scatterplot.

Convert the fraction to a decimal.

Add the fractions. Reduce to simplest form.

Use the table to make a bar chart. Clearly label and scale the axes.

Find a formula that models the speed s of a car that travels d miles in t minutes.

Convert the number 0.505 to a fraction in simplest form.

Add or subtract the integers without a calculator.

The number zero (0) is a rational number.

Calculate the value of .