zMath 160  - Unit 18: First Semester Exam
1)

Evaluate. six-squared


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2)

Evaluate. 9 + (8 – 3)2


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3)

Evaluate. 12 – 24 ÷ 6


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4)

Which of the numbers listed below is a prime number?


5)

Which of the numbers listed below is composite number?


6)

Find the prime factorization of 48. Write the answer as a product of prime factors.


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7)

Find the GCF for 18 and 12.


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8)

Find the LCM for 18 and 12.


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9)

Find the sum.


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10)

Find the sum. 


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11)

Solve.


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12)

State the missing number.


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13)

Find the sum.


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14)

Find the sum.


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15)

Find the sum.


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16)

Solve.


17)

Find the difference.


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18)

Find the difference.


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19)

Find the difference.


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20)

Find the product.


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21)

Find the product.


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22)

Find the product.


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23)

Estimate the sum to the nearest one-half.


24)

Find the quotient.


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25)

Find the quotient.


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Use the drawing to answer questions #26 and #27.


26)

How many smiley faces will it take to create the next group of smiley faces?


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27)

Write a number pattern that matches the number of smiley faces in each group. Include the first 6 numbers in the pattern.


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28)

Find the next three numbers in this number sequence. 1, 2, 4. 8, ___, ___, ___


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29)

Evaluate. 6.45 + 7 – 3.8


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30)

Write a decimal fraction 8.45.


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31)

Find the product. 8.4 × 6.8


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32)

Find the product. 4.5 × 100


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33)

Find the quotient. 2.088 ÷ 0.36


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34)

Find the decimal for 7/11.  Round to the nearest hundredth.


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35)

Find the quotient. 64 ÷ 1.6


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36)

What is the measure of the arrow to the nearest eighth of an inch?


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37)

Equal or Not equal?


38)

Ellen has 4 red barretts, 3 green barretts, 5 yellow barretts, and 6 purple barretts. What is the ratio for the number of purple barretts to the total number of barretts Ellen has?


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39)

Based on an average that Randy scores 8 out of 10 questions correct on his tests, how many questions did he have correct on his last test of 35 questions?


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40)

Write a percent, decimal, and fraction that the blue colored squares represent in the decimal square. 


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41)

Express 13/20 as a percent.


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42)

George’s family owns 300 shares of stock in a company. George owns 20% of the stock. How many shares does George own?


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43)

Classify the triangle based on its angles and its sides.


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44)

What is the measure of the angle?


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45)

What type of angle is drawn below?


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46)

How many non-overlapping diagonals may be drawn in the octagon?


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47)

Write the correct name for each geometric figure. Choose from these terms: Skew lines, parallel planes, perpendicular lines, parallel lines.


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48)

Write the correct name for each geometric figure. Choose from these terms: Skew lines, parallel planes, perpendicular lines, parallel lines.


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49)

Write the correct name for each geometric figure. Choose from these terms: Skew lines, parallel planes, perpendicular lines, parallel lines.


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50)

Write the correct name for each geometric figure. Choose from these terms: Skew lines, parallel planes, perpendicular lines, parallel lines.


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