TCAP Success Grade 8 MATH Chapter 1

1 pt

3.

What is the value of ${\left({12}^{2}\right)}^{4}$?

A

${12}^{6}$

B

${12}^{8}$

C

${12}^{2}$

D

${144}^{2}$

1 pt

6.

What is the value of $\frac{4{x}^{-5}}{7}$?

A

$\frac{7x}{4{x}^{5}}$

B

$\frac{4}{7x}$

C

$\frac{4}{7{x}^{5}}$

D

$\frac{7{x}^{5}}{4}$

1 pt

8.

What is the value of $\frac{{\left(6x\right)}^{-2}}{4{x}^{2}}$?

A

$\frac{1}{24{x}^{4}}$

B

$\frac{1}{144{x}^{4}}$

C

$2{x}^{4}$

D

$2{x}^{4}$

1 pt

11.

The table below shows the number of items ordered from a bakery for the Smith family reunion.

Which number sentence and answer shows the number of items ordered for the Smith family reunion?

A

${1}^{2}+{12}^{2}+{6}^{2}+{5}^{2}+{20}^{2}=606$

B

${1}^{2}+{12}^{2}+{6}^{2}+{5}^{2}+{20}^{2}=1,906$

C

${1}^{2}+{12}^{2}+{6}^{2}+{5}^{2}+{20}^{2}={44}^{2}=1,606$

D

${1}^{2}+{12}^{2}+{6}^{2}+{5}^{2}+{20}^{2}=888$

1 pt

14.

Lee saw the number shown on his calculator screen.

6Eā5 on a calculator screen is the same as $6\times {10}^{-5}$. Which number represents the number Lee saw?

A

0.00006

B

0.000006

C

ā60,000

D

ā600,000