Multiple Choice
Identify the choice that best completes the statement or answers the question.

1.

Number Sense and Numeration – Exponents – RIT 221 – 230
Fill in the boxes from left to right with the correct exponent.

 a. 4, 3, 2, 1 d. 0, 1, 2, 3 b. 3, 2, 1, 0 e. 5, 3, 6, 8 c. 1, 2, 3, 4

2.

Number Sense and Numeration – Fractions – RIT 221 – 230
Write in simplest form.
In a bag of 70 jellybeans, 45 are green. What fraction of the bag of jellybeans
is green?
 a. 14/9 d. 25/70 b. 70/45 e. 45/70 c. 9/14

3.

What is the ratio of squares to triangles?
 a. 8 : 11 d. 4 to 3 b. 11 : 8 e. even to odd c. 1 to 1

4.

Choose the pair of fractions that is equivalent to each other.
 a. 3/2 and 1/2 d. 2/3 and 1/3 b. 6/4 and 7/4 e. 9/6 and 3/2 c. 8/12 and 4/12

5.

Fill in the box that would make the two ratios equivalent.

416
20
 a. 16 d. 8 b. 5 e. 80 c. 10

6.

Use cross-products to determine which of the following is true:
 a. 2/3 = 5/7 d. 4/5 = 6/7 b. 1/8 = 8/1 e. 5/24 = 7/18 c. 8/12 = 4/6

7.

Number Sense and Numeration – Integers – RIT 221 – 230

Which of the following is an integer?
 a. –3/4 d. –2 2/3 b. –8 e. –5.3 c. –0.56

8.

Number Sense and Numeration – Ordering, Equalities and Inequalities – RIT 221 – 230
Which statement is in the correct order from least to greatest?
 a. –9, -11, -14, -17, -24 d. –6, -7, -12, 0, 1 b. 3, -4, 7, -14, -15 e. –15, 13, 11, -7, -9 c. –27, -14, -1, 0, 13

9.

Number Sense and Numeration – Percents – RIT 221 – 230

Which of the following is a true statement?
 a. 56/100 = 56% d. 6/100 = 1/6% b. 6/100 = 60% e. 1/100 = 100% c. 75% = 75/1000

10.

Number Sense and Numeration – Place Value – RIT 221 – 230
Which decimal represents six and twenty-five thousand, seven hundred
eighty-four hundred-thousandths?
 a. 6.25701 d. 6.784 b. 6.25001 e. 6.25784 c. 6.2784

11.

Number Sense and Numeration – Square Roots – RIT 221 – 230

 a. d. b. e. c.

12.

Number Sense and Numeration – Decimals – RIT 231 – 240

Express as a decimal:
2 1/8 = _____
 a. 2.25 d. 2.13 b. 2.1 e. 2.5 c. 2.125

13.

Express 0.001357 in scientific notation.
 a. 13.57 x 10-4 d. 1.357 x 10-3 b. 135.7  x 10-5 e. 1.357 x 103 c. 0.1357 x 10-2

14.

Number Sense and Numeration – Exponents – RIT 231 – 240
Solve:
2(5 + 32)
 a. 128 d. 19 b. 169 e. 22 c. 28

15.

Solve:  83 x 84
 a. d. b. e. c.

16.

Number Sense and Numeration – Fractions – RIT 231 – 240

Fill in the blanks in the following statement:
A ratio is a ____________ of two numbers by _____________ .
 a. combining -- addition d. product -- multiplication b. difference -- subtraction e. sum -- pairing c. comparison -- division

17.

Which of the following shows correct ways to write ratios?
3/5; 3:5; 3 to 5

 a. 3/5; 3:5; 3 to 5 d. b. e. c.

18.

Number Sense and Numeration – Place Value – RIT 231 – 240
Write the following number in expanded form:
25,678,134,091
 a. b. c. d. e.

19.

In the following number, which letter indicates the digit in the billions
place?
 a. A d. D b. B e. E c. C

20.

Number Sense and Numeration – Square Roots – RIT 231 – 240

Which of the following is a perfect square?
 a. 17 d. 7 b. 49 e. 20 c. 98