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16 questions

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- 1. Multiple-choice1 minute1 pt
Evaluate the following expression when x=3

$2^x$6

4

8

5

- 2. Multiple-choice1 minute1 pt
Evaluate the following expression when x=3

$x^2$6

9

12

15

- 3. Multiple-choice1 minute1 pt
Evaluate the following expression when x=3

$1^x$1

3

- 4. Multiple-choice1 minute1 pt
Evaluate the following expression when x=3

$x^1$3

1

- 5. Multiple-choice1 minute1 pt
Evaluate the following expression when x=3 $\left(\frac{1}{2}\right)^x$

$\frac{3}{4}$

$\frac{1}{2}$

$\frac{1}{4}$

$\frac{1}{8}$

- 6. Multiple-choice1 minute1 pt
Evaluate the following expression when x=3

2+ $x^3$11

29

27

30

- 7. Multiple-choice1 minute1 pt
Evaluate the following expression when x=

$\frac{1}{2}$

$x^2$$\frac{1}{4}$

1

2

$\frac{1}{8}$

- 8. Multiple-choice1 minute1 pt
$3x^2$

Evaluate the expression when x=530

25

525

75

- 9. Multiple-choice1 minute1 pt
$100-x^2$

Evaluate the expression when x=664

74

88

136

- 10. Multiple-choice1 minute1 pt
$7+x^2=16$ Which of the following amounts makes the equation true?

x=4

x=1

x=3

x=2

- 11. Multiple-choice1 minute1 pt
$5-x^2=1$ Which of the following amounts makes the equation true?

x=4

x=1

x=3

x=2

- 12. Multiple-choice1 minute1 pt
$2\cdot2^3=2^x$ Which of the following amounts makes the equation true?

x=4

x=1

x=3

x=2

- 13. Multiple-choice1 minute1 pt
$\frac{3^4}{3^x}=27$ $2\cdot2^3=2^x$ Which of the following amounts makes the equation true?

x=4

x=1

x=3

x=2

- 14. Multiple-choice1 minute1 pt
An adult pass at the amusement park costs 1.6 times as much as a child’s pass.

How many dollars does an adult pass cost if a child’s pass costs $5?

8

3.12

6.60

3.40

- 15. Multiple-choice1 minute1 pt
An adult pass at the amusement park costs 1.6 times as much as a child’s pass.

How many dollars does an adult pass cost if a child’s pass costs w$1.6\div w$

$1.6-w$

$1.6w$

$1.6+w$

- 16. Multiple-choice1 minute1 pt
Jada reads 5 pages every 20 minutes. At this rate, how many pages can she read in 1 hour

10

15

20

25