/

A bakery sells three varieties of muffins. On a recent morning, the bakery sold 41 blueberry muffins, 27 banana nut muffins, and 20 black muffins. Estimate the total number of muffins sold.

A. 70

B. 90

C. 80

D. 100

Answer Explanation:

total muffin is equal to the sum of the different muffins sold.

Total muffins=41+27+20=88 muffins

Thus, the bakery sold about 90 muffins.

Therefore, the Correct Answer is B.

Q #1: Which of the following options correctly orders the numbers below from least to greatest? 235.971, 145.884, -271.906, -193.823

A. -271.906, -193.823, 145.884, 235.971

B. -271.971, 235.971, -193.823, 145.884

C. 145.884, -193.823, 235.971, -271.906

D. -193.823, -271.906, 145.884, 235.971

Answer Explanation

From the given options, we can arrange the numbers from the smallest to the largest as:

-271.906, -193.823, 145.884, 235.971

From the above, it can be noted that -271 is less than -193 while 235 is more than 145.
Q #2: To determine the insurance of a car, an insurance company considers the following determinants: the age of the car, the model of the car, and the mileage of the car. Which of the following is the dependent variable?

A. Model

B. Insurance premium

C. Mileage

D. Age

Answer Explanation

A dependent variable is one that when another variable changes, it also changes. In our case, the insurance premium changes if the age, model, mileage of car changes. Thus, insurance premium is the dependent variable while the other three are independent variable.
Q #3: Which of the following is the mean of the set data below? 30, 29, 28, 30, 24, 12, 26, 33, 25, 23

A. 30

B. 21

C. 27

D. 26

Answer Explanation

The mean is the total divided by the number of elements in the data set. From the given data set:

Total=30+29+28+30+24+12+26+33+25+23=260

Number of items, N=10

Mean=total/N=260/10=26

The mean is 26.

Free Access on TEAS 7 Exams and Study Notes

Access to all TEAS 7 Exams
Performance Tracking and Analysis
Well Documented and Explained Questions and Answers
2000+ Questions and Correct Answers: Answers Well Explained
Libary of Detailed StudyNotes
Topical Questions and Answers on Examinable topics

Join Now