Semester 1 Exam Part 2

14) Which expression is represented on the number line?

•  $0-\left(-8\right)$  

•  $-2\times4$  

•  $-2\ +\ \left(-8\right)$  

•  $-2\div4$  

15) Mandy asked 50 students in her school which fruit they prefer. The table shows the results of her survey. Which decimal represents the fraction of the students who prefer oranges?

• .12

• .24

• .60

• .75

16.Customers at an ice-cream shop took a survey. The results showed that 144 customers rated the shop as being “very satisfactory”. This number represents 45% of the total number of customers who took the survey.

What was the total number of customers who took the survey?

• 189

• 65

• 99

• 320

17. Which list shows the temperatures in order from coldest to warmest in degrees Fahrenheit?

A. -10˚F, 8˚F, -5˚F, 0˚F

B. -5˚F, -10˚F, 0˚F, 8˚F

C. -10˚F, -5˚F, 0˚F, 8˚F

D. 0˚F, -5˚F, 8˚F, -10˚F

• -10˚F, 8˚F, -5˚F, 0˚F

• -5˚F, -10˚F, 0˚F, 8˚F

• -10˚F, -5˚F, 0˚F, 8˚F

• 0˚F, -5˚F, 8˚F, -10˚F

18. Which graphic correctly groups the following numbers?

3.4 -2 3 -1.2

See your review packet for a picture of the answer choices.

• A

• B

• C

• D

19.Which of the following is NOT
equivalent to   $6\div4$  ? (6.2E)
Read your answer choices on your review packet. 

•  $4\div6$  

•  $\frac{3}{2}$  

•  $6\div4$  

•  4 ) 6   

20.Alyssa will correctly label the numbers 48.4, 48 1/2, 48.09, and 48 3/5  on the number line. 


           
Which number will be closer to 49?

• 48.4

•  $48\ \frac{1}{2}$  

• 48.09

•  $48\ \frac{3}{5}$  

21.An engine is operating at 25% of its full power. Which number line shows a point that represents 25%? (Look at the answer choices on your review packet for a picture of the number lines.)

• A.

• B.

• C.

• D.

22.A house painter mixed 5 gallons of blue paint to every 9 gallons of yellow paint in order to make a green paint. Which ratio of gallons of blue paint to gallons of yellow paint will make the same shade of green?

• 30 : 54

• 6 : 10

• 10 : 45

• 27 : 15

23.George wrote an integer. The

opposite of George’s integer is -53. Which of these statements about

George’s integer must be true? (6.2B)

I. The integer is 53.

II. The integer has an absolute value of -53.

III. The integer is -53.

IV.The integer has an absolute value of 53.

• I and II

• II and IV

• II and III

• I and IV