Quiz about TSI Practice

Question 1

Bill's new porch is rectangular, with an area of 50 square feet. If the length of the porch is two times the width, what is the perimeter of the porch?

Accepted Answer

30 feet

Answer

40 feet

Answer

50 feet

Answer

60 feet

Question 2

What is the probability of selecting a male from a group of 4 males and 8 females?

Accepted Answer

$$\frac{1}{3}$$

Answer

$$\frac{1}{2}$$

Answer

$$\frac{2}{3}$$

Answer

$$\frac{4}{5}$$

Question 3

If 2x+5=8x, then 12x=?

Accepted Answer

10

Answer

5

Answer

15

Answer

20

Question 4

What is the value of x in the following equation?

$$\sqrt[]{2x}=4$$

Accepted Answer

8

Answer

1

Answer

4

Answer

16

Question 5

The market price of a house is directly proportional to the total area of the house in square feet. If the price of a 1,500 square foot home is $300,000 what is the price of a 2,000 square foot home?

Accepted Answer

$400,000

Answer

$350,000

Answer

$450,000

Answer

$500,000

Question 6

here are 80 students in a school. Every student is taking either algebra or pre-calculus, and some students are taking both. There are 60 students in the algebra class. If 15 students are taking both algebra and pre-calculus, what is the probability that a randomly selected student is taking pre-calculus but not algebra?

Accepted Answer

$$\frac{1}{4}$$

Answer

$$\frac{1}{3}$$

Answer

$$\frac{3}{8}$$

Answer

$$\frac{3}{4}$$

Question 7

What is the value of x in the following equation?

$$\frac{2}{3}x+2=4$$

Accepted Answer

3

Answer

4

Answer

5

Answer

6

Question 8

What are the solutions to the following equation?

$$x^2+8x+15=0$$

Accepted Answer

(-3,-5)

Answer

(2,3)

Answer

(3,5)

Answer

(-2,-3)

Question 9

$$\sqrt[]{5}\sqrt[]{3}=?$$

Accepted Answer

$$\sqrt[]{15}$$

Answer

$$\sqrt[]{2}$$

Answer

$$\sqrt[]{8}$$

Answer

8

Question 10

The office supply superstore sells pens for 60 cents each and pencils for 40 cents each. Diane purchased a total of 17 items (pens and pencils) for $8.20. How many pens did Diane purchase?

Accepted Answer

7

Answer

5

Answer

10

Answer

12

Question 11

A scoutmaster is preparing his troop for their annual fishing expedition. He surveys each of his scouts to find out how many fishing poles they own. What is the mode of the number of poles owned?

Accepted Answer

0

Answer

1

Answer

3

Answer

3

Question 12

Simplify: $$\left(x^6\right)\left(x^5\right)$$

Accepted Answer

$$x^{11}$$

Answer

$$2x^{11}$$

Answer

$$2x^{30}$$

Answer

$$x^{30}$$

Question 13

The points represented by the (x,y) coordinate pairs in the table below all lie on line k. What is the slope of line k ?

Accepted Answer

-2

Answer

-3

Answer

2

Answer

5

Question 14

$$x^4-16=?$$

Accepted Answer

$$\left(x+2\right)\left(x-2\right)\left(x^2+4\right)$$

Answer

$$\left(x+2\right)^2\left(x-2\right)^2$$

Answer

$$\left(x+2\right)^3\left(x-2\right)^1$$

Answer

$$\left(x-2\right)^4$$

Question 15

What is the maximum value of this function?

$$f\left(x\right)=-16x^2+32x+20$$

Accepted Answer

36

Answer

32

Answer

34

Answer

40

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