Question 1

Simplify the following. $3 - ( 49 - 98 ) / 7$

Accepted Answer

A)  52 
B)  -7 
C)  10 
D)  -60 
E)  -102 
A)  52 
B)  -7 
C)  10 
D)  -60 
E)  -102

Question 2

If G is 1 and H is 2, what number is D?

Accepted Answer

A)  -2 
B)  -1 
C)  -3 
D)  0 
E)  -9 
A)  -2 
B)  -1 
C)  -3 
D)  0 
E)  -9

Question 3

Simplify the following expression. $\left( \frac { 7 } { 11 } \right) \div \left( - \frac { 3 } { 8 } \right)$

Accepted Answer

A)  $- \frac { 56 } { 33 }$ 
B)  $\frac { 56 } { 169 }$ 
C)  $\frac { 56 } { 33 }$ 
D)  $- \frac { 56 } { 113 }$ 
E)  $\frac { 56 } { 113 }$ 
A)  $- \frac { 56 } { 33 }$ 
B)  $\frac { 56 } { 169 }$ 
C)  $\frac { 56 } { 33 }$ 
D)  $- \frac { 56 } { 113 }$ 
E)  $\frac { 56 } { 113 }$

Question 4

A patient's temperature was 103°F at noon. By 2 P.M., the patient's temperature had fallen 3°F (-3°) but at 5 P.M., it had risen 2° (+2°). What was the patient's temperature at 5 P.M.?

Accepted Answer

A)  107°F 
B)  105°F 
C)  95°F 
D)  102°F 
E)  93°F 
A)  107°F 
B)  105°F 
C)  95°F 
D)  102°F 
E)  93°F

Question 5

Multiply: 5 $\text { . }$ (-30)

Accepted Answer

A)  -25 
B)  -35 
C)  25 
D)  150 
E)  -150 
A)  -25 
B)  -35 
C)  25 
D)  150 
E)  -150

Question 6

Write the mass of Mars, which is approximately 642,000,000,000,000,000,000,000 kg, in scientific notation.

Accepted Answer

A)  $6.42 \times 10 ^ { 20 }$ 
B)  $6.42 \times 10 ^ { 24 }$ 
C)  $6.42 \times 10 ^ { 22 }$ 
D)  $6.42 \times 10 ^ { 23 }$ 
E)  $6.42 \times 10 ^ { 21 }$ 
A)  $6.42 \times 10 ^ { 20 }$ 
B)  $6.42 \times 10 ^ { 24 }$ 
C)  $6.42 \times 10 ^ { 22 }$ 
D)  $6.42 \times 10 ^ { 23 }$ 
E)  $6.42 \times 10 ^ { 21 }$

Question 7

The normal range for a red blood cell count is 3.4 × $10 ^ { 2 }$ cells/?l to 6.0 × $10 ^ { 2 }$ cells/?l. Write these numbers in decimal notation.

Accepted Answer

A)  3400 cells/?l to 6000 cells/?l 
B)  340 cells/?l to 600 cells/?l 
C)  34,000 cells/?l to 60,000 cells/?l 
D)  3.4cells/?l to 6 cells/?l 
E)  34 cells/?l to 60 cells/?l 
A)  3400 cells/?l to 6000 cells/?l 
B)  340 cells/?l to 600 cells/?l 
C)  34,000 cells/?l to 60,000 cells/?l 
D)  3.4cells/?l to 6 cells/?l 
E)  34 cells/?l to 60 cells/?l

Question 8

Find the temperature after a rise of 10 ${ } ^ { \circ } \mathrm { C }$ from -20 ${ } ^ { \circ } \mathrm { C }$ .

Accepted Answer

A)  -10 ${ } ^ { \circ } \mathrm { C }$ 
B)  -29 ${ } ^ { \circ } \mathrm { C }$ 
C)  -31 ${ } ^ { \circ } \mathrm { C }$ 
D)  30 ${ } ^ { \circ } \mathrm { C }$ 
E)  -30 ${ } ^ { \circ } \mathrm { C }$ 
A)  -10 ${ } ^ { \circ } \mathrm { C }$ 
B)  -29 ${ } ^ { \circ } \mathrm { C }$ 
C)  -31 ${ } ^ { \circ } \mathrm { C }$ 
D)  30 ${ } ^ { \circ } \mathrm { C }$ 
E)  -30 ${ } ^ { \circ } \mathrm { C }$

Question 9

Simplify the following. $( 4.2 ) ^ { 2 } - 4.8 \times 3.4$

Accepted Answer

A)  7.92 
B)  -7.92 
C)  1.32 
D)  -1.32 
E)  43.656 
A)  7.92 
B)  -7.92 
C)  1.32 
D)  -1.32 
E)  43.656

Question 10

Divide: 36 $\div$ (-6)

Accepted Answer

A)  30 
B)  42 
C)  -30 
D)  -6 
E)  6 
A)  30 
B)  42 
C)  -30 
D)  -6 
E)  6

Question 11

On January 23, 1916, the temperature outside the city hall in Browning, Montana, was approximately $6.72 ^ { \circ } \mathrm { C }$ On January 24, 1916, the temperature was approximately $- 48.32 ^ { \circ } \mathrm { C }$ Find the difference between the temperatures in Browning on these two days.

Accepted Answer

A)  -55.04 ${ } ^ { \circ } \mathrm { C }$ 
B)  -41.6 ${ } ^ { \circ } \mathrm { C }$ 
C)  -41.1 ${ } ^ { \circ } \mathrm { C }$ 
D)  55.04 ${ } ^ { \circ } \mathrm { C }$ 
E)  41.6 ${ } ^ { \circ } \mathrm { C }$ 
A)  -55.04 ${ } ^ { \circ } \mathrm { C }$ 
B)  -41.6 ${ } ^ { \circ } \mathrm { C }$ 
C)  -41.1 ${ } ^ { \circ } \mathrm { C }$ 
D)  55.04 ${ } ^ { \circ } \mathrm { C }$ 
E)  41.6 ${ } ^ { \circ } \mathrm { C }$

Question 12

What is -99 divided by -9?

Accepted Answer

A)  -108 
B)  -90 
C)  11 
D)  108 
E)  -11 
A)  -108 
B)  -90 
C)  11 
D)  108 
E)  -11

Question 13

Multiply: -13 . (0)

Accepted Answer

A)  13 
B)  -7 
C)  -13 
D)  7 
E)  0 
A)  13 
B)  -7 
C)  -13 
D)  7 
E)  0

Question 14

Write the given numbers in order from smallest to largest. -1, -19, 12, 5, 0

Accepted Answer

A)  5, -1, -19, 12, 0 
B)  -19, 12, 5, 0, 12 
C)  0, 12, 5, -19, -1 
D)  -19, -1, 0, 5, 12 
E)  -19, -1, 0, 12, 5 
A)  5, -1, -19, 12, 0 
B)  -19, 12, 5, 0, 12 
C)  0, 12, 5, -19, -1 
D)  -19, -1, 0, 5, 12 
E)  -19, -1, 0, 12, 5

Question 15

Add: -15 + (-4)

Accepted Answer

A)  -20 
B)  19 
C)  -19 
D)  11 
E)  -11 
A)  -20 
B)  19 
C)  -19 
D)  11 
E)  -11

Question 16

Simplify the following expression. $- \frac { 11 } { 12 } - \left( - \frac { 3 } { 9 } \right) + \frac { 2 } { 7 }$

Accepted Answer

A)  $- \frac { 1 } { 84 }$ 
B)  $\frac { 1 } { 84 }$ 
C)  $\frac { 25 } { 84 }$ 
D)  $- 1$ 
E)  $- \frac { 25 } { 84 }$ 
A)  $- \frac { 1 } { 84 }$ 
B)  $\frac { 1 } { 84 }$ 
C)  $\frac { 25 } { 84 }$ 
D)  $- 1$ 
E)  $- \frac { 25 } { 84 }$

Question 17

Simplify the following. $8 \div 2 - ( - 9 ) ^ { 2 }$

Accepted Answer

A)  85 
B)  -5 
C)  22 
D)  -14 
E)  -77 
A)  85 
B)  -5 
C)  22 
D)  -14 
E)  -77

Question 18

Find the opposite number of -30.

Accepted Answer

A)  $- 30$ 
B)  $30$ 
C)  - $\frac { 1 } { 30 }$ 
D)  $\frac { 1 } { 30 }$ 
E)  $0$ 
A)  $- 30$ 
B)  $30$ 
C)  - $\frac { 1 } { 30 }$ 
D)  $\frac { 1 } { 30 }$ 
E)  $0$

Question 19

Evaluate -|-56|.

Accepted Answer

A)  56 
B)  1 
C)  -56 
D)  -1 
E)  0 
A)  56 
B)  1 
C)  -56 
D)  -1 
E)  0

Question 20

The patients enrolled in a clinical trial for a new weight-loss drug had a combined weight loss of -30 lb during the first month. During the second month of the clinical trial, the patients lost twice as much weight as they had the first month. What was their combined weight loss the second month?

Accepted Answer

A)  +30 lb 
B)  -59lb 
C)  -58 lb 
D)  -60 lb 
E)  +58lb 
A)  +30 lb 
B)  -59lb 
C)  -58 lb 
D)  -60 lb 
E)  +58lb

Simplify the following. $3 - ( 49 - 98 ) / 7$

If G is 1 and H is 2, what number is D?

Simplify the following expression. $\left( \frac { 7 } { 11 } \right) \div \left( - \frac { 3 } { 8 } \right)$

A patient's temperature was 103°F at noon. By 2 P.M., the patient's temperature had fallen 3°F (-3°) but at 5 P.M., it had risen 2° (+2°). What was the patient's temperature at 5 P.M.?

Multiply: 5 $\text { . }$ (-30)

Write the mass of Mars, which is approximately 642,000,000,000,000,000,000,000 kg, in scientific notation.

The normal range for a red blood cell count is 3.4 × $10 ^ { 2 }$ cells/?l to 6.0 × $10 ^ { 2 }$ cells/?l. Write these numbers in decimal notation.

Find the temperature after a rise of 10 ${ } ^ { \circ } \mathrm { C }$ from -20 ${ } ^ { \circ } \mathrm { C }$ .

Simplify the following. $( 4.2 ) ^ { 2 } - 4.8 \times 3.4$

Divide: 36 $\div$ (-6)

On January 23, 1916, the temperature outside the city hall in Browning, Montana, was approximately $6.72 ^ { \circ } \mathrm { C }$ On January 24, 1916, the temperature was approximately $- 48.32 ^ { \circ } \mathrm { C }$ Find the difference between the temperatures in Browning on these two days.

What is -99 divided by -9?

Multiply: -13 . (0)

Write the given numbers in order from smallest to largest. -1, -19, 12, 5, 0

Add: -15 + (-4)

Simplify the following expression. $- \frac { 11 } { 12 } - \left( - \frac { 3 } { 9 } \right) + \frac { 2 } { 7 }$

Simplify the following. $8 \div 2 - ( - 9 ) ^ { 2 }$

Find the opposite number of -30.

Evaluate -|-56|.

The patients enrolled in a clinical trial for a new weight-loss drug had a combined weight loss of -30 lb during the first month. During the second month of the clinical trial, the patients lost twice as much weight as they had the first month. What was their combined weight loss the second month?

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Exam 11: Introduction to Algebra

Simplify the following. 3−(49−98)/73 - ( 49 - 98 ) / 73−(49−98)/7

If G is 1 and H is 2, what number is D?

Simplify the following expression. (711)÷(−38)\left( \frac { 7 } { 11 } \right) \div \left( - \frac { 3 } { 8 } \right)(117​)÷(−83​)

A patient's temperature was 103°F at noon. By 2 P.M., the patient's temperature had fallen 3°F (-3°) but at 5 P.M., it had risen 2° (+2°). What was the patient's temperature at 5 P.M.?

Multiply: 5 . \text { . } . (-30)

Write the mass of Mars, which is approximately 642,000,000,000,000,000,000,000 kg, in scientific notation.

The normal range for a red blood cell count is 3.4 × 10210 ^ { 2 }102 cells/?l to 6.0 × 10210 ^ { 2 }102 cells/?l. Write these numbers in decimal notation.

Find the temperature after a rise of 10 ∘C{ } ^ { \circ } \mathrm { C }∘C from -20 ∘C{ } ^ { \circ } \mathrm { C }∘C .

Simplify the following. (4.2)2−4.8×3.4( 4.2 ) ^ { 2 } - 4.8 \times 3.4(4.2)2−4.8×3.4

Divide: 36 ÷\div÷ (-6)

What is -99 divided by -9?

Multiply: -13 . (0)

Write the given numbers in order from smallest to largest. -1, -19, 12, 5, 0

Add: -15 + (-4)

Simplify the following expression. −1112−(−39)+27- \frac { 11 } { 12 } - \left( - \frac { 3 } { 9 } \right) + \frac { 2 } { 7 }−1211​−(−93​)+72​

Simplify the following. 8÷2−(−9)28 \div 2 - ( - 9 ) ^ { 2 }8÷2−(−9)2

Find the opposite number of -30.

Evaluate -|-56|.

The patients enrolled in a clinical trial for a new weight-loss drug had a combined weight loss of -30 lb during the first month. During the second month of the clinical trial, the patients lost twice as much weight as they had the first month. What was their combined weight loss the second month?

Whole Numbers

Fractions

Decimals

Ratio and Proportion

Percents

Applications for Business

Statistics and Probability

Us Units of Measurement

Metric System Measurement

Rational Numbers

Filters

Simplify the following. $3 - ( 49 - 98 ) / 7$

Simplify the following expression. $\left( \frac { 7 } { 11 } \right) \div \left( - \frac { 3 } { 8 } \right)$

Multiply: 5 $\text { . }$ (-30)

The normal range for a red blood cell count is 3.4 × $10 ^ { 2 }$ cells/?l to 6.0 × $10 ^ { 2 }$ cells/?l. Write these numbers in decimal notation.

Find the temperature after a rise of 10 ${ } ^ { \circ } \mathrm { C }$ from -20 ${ } ^ { \circ } \mathrm { C }$ .

Simplify the following. $( 4.2 ) ^ { 2 } - 4.8 \times 3.4$

Divide: 36 $\div$ (-6)

Simplify the following expression. $- \frac { 11 } { 12 } - \left( - \frac { 3 } { 9 } \right) + \frac { 2 } { 7 }$

Simplify the following. $8 \div 2 - ( - 9 ) ^ { 2 }$