Quantitative Reasoning MCQs

Question 1

When a patient receives a penicillin injection, the kidneys begin removing the penicillin from the body. The table and graph above show the penicillin concentration in a patient's bloodstream at 5-minute intervals for the 20 minutes immediately following a one-time penicillin injection.According to the table, how many more micrograms of penicillin are present in 10 milliliters of blood drawn from the patient 5 minutes after the injection than are present in 8 milliliters of blood drawn 10 minutes after the injection?

Accepted Answer

576

Answer

570

Answer

578

Answer

580

Question 2

Human blood can be classified into four common blood types-A, B, AB, and O. It is also characterized by the presence (+) or absence (-) of the rhesus factor. The table shows the distribution of blood type and rhesus factor for a group of people. If one of these people who is rhesus negative (-) is chosen at random, the probability that the person has blood type B is 1/9. What is the value of x?

Accepted Answer

8

Answer

5

Answer

6

Answer

7

Question 3

Of the companies surveyed about the skills they required in prospective employees, 20 percent required both computer skills and writing skills. What percent of the companies surveyed required neither computer skills nor writing skills? (1) Of those companies surveyed that required computer skills, half required writing skills. (2) 45 percent of the companies surveyed required writing skills but not computer skills.

Accepted Answer

both statements taken together are sufficient to answer the question, but neither statement alone is sufficient

Answer

statement (1) alone is sufficient, but statement (2) alone is not sufficient to answer the question

Answer

statement (2) alone is sufficient, but statement (1) alone is not sufficient to answer the question

Answer

each statement alone is sufficient

Answer

statements (1) and (2) together are not sufficient, and additional data is needed to answer the question

Question 4

A retail company has 50 large stores located in different areas throughout the state. A researcher for the company believes that employee job satisfaction varies greatly from store to store. Which of the following sampling methods is most appropriate to estimate the proportion of all employees of the company who are satisfied with their jobs?

Accepted Answer

Selecting 10 employees from each store at random and then surveying each employee selected

Answer

Selecting one of the 50 stores at random and then surveying each employee at that store

Answer

Surveying the 25 highest-paid employees and the 25 lowest-paid employees

Answer

Creating a website on which employees can express their opinions and then using the first 50 responses

Question 5

The line parallel to the x-axis is given by:

Accepted Answer

y = c

Answer

y = 0

Answer

x = 0

Answer

x = c

Question 6

The area of a rectangle is 420 inches and diagonal is 29 inches. Find its sides?

Accepted Answer

20, 21

Answer

40, 41

Answer

30, 31

Answer

10, 11

Question 7

Six consecutive integers are given. The sum of the first three is 27.What is the sum of the last three?

Accepted Answer

36

Answer

29

Answer

30

Answer

32

Question 8

Given that 3≤x≤5 and -4≤y≤-1, the greatest possible value of x/y is:

Accepted Answer

-3/4

Answer

-1/4

Answer

-2/5

Answer

-3/5

Question 9

A boy puts a fixed amount of money in a box every week after his birthday. Find 'p'

Accepted Answer

37

Answer

34

Answer

40

Answer

43

Question 10

The area of a circle is 49 π. Find its circumference in term of π.

Accepted Answer

14 π

Answer

49/2 π

Answer

49 π

Answer

98 π

Question 11

If n and p are two even numbers then which of them is not an even number :

Accepted Answer

(n * p) +1

Answer

n + p

Answer

n - p

Answer

n+p / 2

Question 12

A team has played 10 matches in the session. The number of goals by team are given as follow. Find the mean.

Accepted Answer

2.2

Answer

4

Answer

3

Answer

2

Question 13

In the triangle ABC, If AB = BC = AC, theni: x ii: y

Accepted Answer

(ii) is greater

Answer

(i) x is greater

Answer

Both are equal

Answer

Can't be determined

Question 14

Log10 1000 = ?

Accepted Answer

3

Answer

0.3

Answer

1/3

Answer

3.3

Question 15

Of the companies surveyed about the skills they required in prospective employees, 20 percent required both computer skills and writing skills. What percent of the companies surveyed required neither computer skills nor writing skills?(1) Of those companies surveyed that required computer skills, half required writing skills.(2) 45 percent of the companies surveyed required writing skills but not computer skills.

Accepted Answer

Both statements taken together are sufficient to answer the question, but neither statement alone is sufficient

Answer

Statement (1) alone is sufficient, but statement (2) alone is not sufficient to answer the question

Answer

Statement (2) alone is sufficient, but statement (1) alone is not sufficient to answer the question

Answer

Each statement alone is sufficient

Question 16

By weight, liquid A makes up 8 percent of solution R and 18 percent of solution S. If 3 grams of solution R are mixed with 7 grams of solution S, then liquid A accounts for what percent of the weight of the resulting solution?

Accepted Answer

15%

Answer

10%

Answer

13%

Answer

19%

Question 17

What is the diameter of a circle whose area is 16π?

Accepted Answer

8

Answer

4

Answer

16

Answer

8π

Question 18

7, 12, 22, 42, 82 Which of the following gives a rule for finding each term in the sequence after the first?

Accepted Answer

Double the preceding term and then subtract 2 from the result.

Answer

Add 5 to the preceding number.

Answer

Add 5 to the sum of all of the preceding terms.

Answer

Add 14 to the preceding term and divide that result by 2

Question 19

Which of the following could be the x-intercept and y-intercept of a line that is perpendicular to the line 3x + 6y = 0 ?

Accepted Answer

(3, 0) and (0, -6)

Answer

(-6, 0) and (0, 3)

Answer

(3, 0) and (0, 6)

Answer

(6, 0) and (0, 3)

Question 20

If f(x) = -x + 7 and g(x) = 2x + 1, what is the value of g(f(2)) ?

Accepted Answer

11

Answer

-11

Answer

-5

Answer

5

Free Quantitative Reasoning MCQs with Answers