TSI Math Practice Test 3

Question 1

Danilo is now five years older than Mary was ten years ago. What is Danilo's current age in terms of m if Mary is presently m years old?

Accepted Answer

5m - 50

Answer

5m - 10

Answer

5m + (m - 10)

Answer

5m

Question 2

The overall area of a house in square feet is directly proportionate to its market price. What is the price of a 2,000 square foot home if a 1,500 square foot home costs $300,000?

Accepted Answer

$400,000

Answer

$500,000

Answer

$350,000

Answer

$450,000

Question 3

If 2+5=8, what is 12x?

Accepted Answer

10

Answer

25

Answer

15

Answer

6

Question 4

The point (1,2) is intersected by line A. Which of the following CANNOT be line A's equation?

Accepted Answer

y = x + 1

Answer

x = - 1

Answer

y = x + 3

Answer

y = 1 - x

Question 5

In a school, there are 80 students. Each student is required to take either algebra or pre-calculus, and some students must take both. In the algebra class, there are 60 students. What is the probability that a randomly picked student is doing pre-calculus but not algebra if 15 students take both algebra and pre-calculus?

Accepted Answer

1⁄4

Answer

1⁄3

Answer

3⁄8

Answer

3⁄4

Question 6

What are the solutions to the equation below?
x² + 8x + 15 = 0

Accepted Answer

( - 3, - 5)

Answer

( - 2, - 3)

Answer

(2, 3)

Answer

(3, 5)

Question 7

Find the x-intercept of a line whose equation is as follows:
2y=3x−6

Accepted Answer

2

Answer

-2

Answer

1

Answer

-1

Question 8

In 5 days, ten people can paint a building. How much of the building could 7 individuals paint in 5 days if each person paints as quickly as the others?

Accepted Answer

⁷⁄₁₀

Answer

7⁄5

Answer

¹⁰⁄₇

Answer

5⁄7

Question 9

Pens are 60 cents each and pencils are 40 cents each at the office supplies emporium. Donna spent $8.20 on a total of 17 products (pens and pencils). What was the total number of pens Donna bought?

Accepted Answer

7

Answer

4

Answer

8

Answer

9

Question 10

50 square feet of rectangular space makes up Bill's new porch. What is the perimeter of the porch if the length is two times the width?

Accepted Answer

30 feet

Answer

40 feet

Answer

50 feet

Answer

60 feet