TCAP Success Grade 8 MATH Pre-Test

### TCAP Success Grade 8 MATH Pre-Test Sample

1 pt
5.

Regan states that any function without exponents must be linear. Which function proves Regan’s statement is incorrect?

1 pt
8.

Three irrational expressions are shown in the first column of the table. Match each expression to its closest approximate value on the top row of the table.

 5.34 6.32 3.52 $2\sqrt{10}$ $\frac{3}{4}\sqrt{22}$
1 pt
13.

Consider the equation 3(x + 4) = 4 + 3x. How many solutions does this equation have?

1 pt
17.

Three times a number plus nine is four times the sum of the same number and 2. What is the value of the unknown number?

1 pt
20.

A company uses $6.8x{10}^{5}$ bolts a month in producing aircraft parts. The helicopter department uses $2.3x{10}^{2}$ bolts per month. How many bolts are used in other aircraft? Express your answer in scientific notation.