# 1.5: Quiz

Difficulty Level: At Grade Created by: CK-12

Multiple Choice – Please circle the letter for the correct answer and then write that letter in the blank to the right of each question.

1. Rational Numbers are not _______
1. Whole Numbers
2. Irrational Numbers
3. Integers
4. Natural Numbers
2. The answer to a division question is called the _______
1. sum
2. product
3. difference
4. quotient
3. What is the LCD for the fractions 16+23+59\begin{align*}\frac{1}{6}+\frac{2}{3}+\frac{5}{9}\end{align*}? _______
1. eighteen
2. twelve
3. nine
4. thirty-six
4. What is the answer to the problem 4516\begin{align*}\frac{4}{5}-\frac{1}{6}\end{align*}? _______
1. 35\begin{align*}\frac{3}{5}\end{align*}
2. 36\begin{align*}\frac{3}{6}\end{align*}
3. 1930\begin{align*}\frac{19}{30}\end{align*}
4. 645\begin{align*}6\frac{4}{5}\end{align*}
5. A mechanic must estimate the length of time to service a car. He estimates 0.3 hour for an oil change, 1.5 hours for a tune-up, 0.4 hour for a brake check and 1.2 hours for a wheel alignment. What is the total number of hours of his estimate? _______
1. 3 hours
2. 2.14 hours
3. .0034 hours
4. 3.4 hours
6. What term is given to the value by which a number times this value is one? _______
1. reciprocal
2. dividend
3. product
4. inverter
7. What is the result of evaluating (9)×(4)(12)\begin{align*}\frac{(-9)\times(-4)}{(-12)}\end{align*}? _______
1. +3
2. -3
3. 13\begin{align*}\frac{1}{3}\end{align*}
4. 13\begin{align*}-\frac{1}{3}\end{align*}
8. What is the result of dividing -273.6 by 0.057? _______
1. -4800
2. -48
3. -0.48
4. -4.8
9. The quotient of two integers is _______
1. always negative.
2. always positive.
3. negative if the signs of the integers are different.
4. negative if the signs of the integers are the same.
10. Which of the following is correct? _______
1. The product of a negative integer times a positive integer will always be positive.
2. The sum of two negative numbers will always be negative.
3. The difference of a negative number and a positive number will always be the sign of the first number.
4. The quotient of two negative numbers will always be negative.

1. B
2. D
3. A
4. C
5. D
6. A
7. B
8. A
9. C
10. B

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