Deck 7: Review of Mathematical Principles

Question 1

Which of the following represents 20% as reduced to its lowest term?

A) 1/6
B) 1/5
C) 2/5
D) 2/4

Answer 1

1/5

Question 2

Which of the following represents 4/8 raised to a higher term?

A) 8/16
B) 4/16
C) 1/16
D) 2/16

Answer 2

8/16

Question 3

Which of the following represents a step in the process of changing 2/5 to a percentage of 40%? (Select all that apply. )

A) Add a percent sign.
B) 5 ÷ 2.
C) 2 ÷ 5.
D) Multiply by 100.

Answer 3

Add a percent sign.
2 ÷ 5.
Multiply by 100.

Question 4

Which of the following numbers is/are equally divisible by the number 9? (Select all that apply. )

A) 9
B) 81
C) 84
D) 18

Question 5

Which of the following is the solution to this problem? 3/5 ÷ 1/2 = ___.

A) 6/5
B) 3/7
C) 3/10
D) 1 1/5

Question 6

The Roman numeral XLII should be interpreted as which of the following numbers?

A) 492
B) 92
C) 62
D) 42

Question 7

Which of the following correctly represents the mixed number 6 3/4 expressed as an improper fraction?

A) 27/4
B) 24/3
C) 22/4
D) 18/4

Question 8

The fraction 1/4 is correctly expressed as a decimal fraction by which of the following?

A) 0.02
B) 2.50
C) 0.25
D) 0.40

Question 9

Which of the following is a common denominator with 28?

A) 14
B) 12
C) 11
D) 13

Question 10

Which of the following expresses the fraction 9/10 as a percent?

A) 900%
B) 9%
C) 90%
D) 99%

Question 11

Which of the following represents x in the proportion "10 : 100 :: 5 : x"?

A) 50
B) 25
C) 20
D) 40

Question 12

Which of the following is another way of expressing 40%?

A) 40/10
B) 2/5
C) 40/1000
D) 1/5.

Question 13

Which of the following represents the number 564 as written in Roman numerals?

A) CCIV
B) DMLIV
C) DLXIV
D) MLIV

Question 14

You would interpret 54 as which of the following Roman numerals?

A) LIV
B) CDV
C) LVI
D) CDX

Question 15

Which of the following is/are equivalent expressions for the ratio 1:5?

A) 20%
B) 15%
C) 0.20
D) 1/20
E) 1/5

Question 16

The decimal 0.30 is expressed as what percent of 100 and as which of the following common fractions? (Select all that apply. )

A) 0.30%
B) 30%
C) 1/3
D) 3/10

Question 17

Which of the following complex fractions is the answer to this problem? 1/2 ÷ 200 = ___.

A) 1/100
B) 200
C) 1/400
D) 100

Question 18

Which of the following is the solution to the problem? 1/16 + 1/2 + 3/8 = ___.

A) 5/26
B) 15/16
C) 5/16
D) 17/16

Question 19

Which of the following is the solution to this problem? 2/7 × 1/4 × 4 = ___.

A) 7/28
B) 2/7
C) 2/112
D) 16/32