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Mathematics for IGCSE & O level - Fractions, Decimals And Percentages (Section 1)

1
What is the simplest form of the fraction 18/24?
Answer
(B)
3/4
2
Which of the following fractions results in a terminating decimal?
Answer
(C)
1/8
3
What is 1/4 of 64?
Answer
(B)
16
4
Express 7/20 as a percentage.
Answer
(C)
35%
5
What is 150% written as a mixed number?
Answer
(A)
1 1/2
6
If a fraction simplifies to 1/5, what could the original fraction have been?
Answer
(C)
5/25
7
What fraction is equal to 0.12?
Answer
(B)
12/100
8
Which of the following is/are equivalent to the fraction 2/3?
Answer
A
B
9
What is 5/16 expressed as a decimal?
Answer
(A)
0.3125
10
What is 0.07 as a fraction in its simplest form?
Answer
(B)
7/100
11
What is 1/4 of 160?
Answer
(B)
40
12
Convert 0.25 to a percentage.
Answer
(B)
25%
13
Which of the following is the decimal representation of 1/3?
Answer
(C)
0.333...
14
If a decimal is 0.36, and you want to write it as a fraction, it is
Answer
(A)
36/100
15
Which of the following is/are recurring decimal(s)?
Answer
A
C
16
What decimal is equal to 3/20?
Answer
(C)
0.15
17
Which of the following fractions are in simplest form?
Answer
B
C
18
Write 1 3/5 as a decimal
Answer
(B)
1.6
19
What is 2/3 of 18?
Answer
(C)
12
20
Which of the following fractions are equivalent to 0.6?
Answer
A
B
C
D
21
Which of the following fractions results in a recurring decimal?
Answer
(C)
1/6
22
If a shirt normally costs $168, and is on sale at 15% off, how much is the discount?
Answer
(A)
$25.20
23
In a survey, 22% of people preferred red cars, 1/3 preferred silver cars, and 2/3 said they preferred black cars. Which colour car was most popular?
Answer
(C)
Black
24
What is 4. 07 as a fraction?
Answer
(D)
4 7/100
25
Express 17/20 as a percentage.
Answer
(A)
85%
26
Which of the following are terminating decimals?
Answer
A
C
D
27
If a bag contains 99 balls, and 36 of them are red, what fraction of the balls are red in its simplest form?
Answer
(A)
4/11
28
Which of the following fractions is an improper fraction?
Answer
(B)
5/2
29
What percentage is equal to the decimal 0.07?
Answer
(C)
7%
30
What is 2/5 of 35?
Answer
(B)
14
31
What is the decimal form of the recurring decimal 0.16666...?
Answer
(A)
1/6
32
If 1/5 of the students are boys, what proportion of students are girls?
Answer
(B)
4/5
33
If you divide 4/5 by 2, the result will be equal to which fraction?
Answer
A
B
34
What is the decimal equivalent of 3/8?
Answer
(B)
0.375
35
What is 40% of 60?
Answer
(A)
24
36
Which of the following is a recurring decimal?
Answer
A
C
37
Which of the following is an example of a mixed number?
Answer
(A)
3 1/4
38
What is the value of 1 1/2 as an improper fraction?
Answer
(C)
3/2
39
Given that 1/2 is equal to 0.5, what fraction is equal to 0.2?
Answer
(C)
1/5
40
If a shape has 1/3 of it off, what percentage of the shape remains?
Answer
(B)
66.6%
41
Write 3/16 as a decimal.
Answer
(A)
0.1875
42
What is the decimal representation of 2/9 as a recurring decimal, using dot notation?
Answer
(C)
0.2̄
43
If a bag contains 99 balls, and 36 are red, what percentage of the balls are NOT red?
Answer
(C)
63.6%
44
Which of the following are equivalent to 6/8?
Answer
A
B
C
45
Convert 1/3 to a percentage and round to one decimal place.
Answer
(A)
33.3%
46
Which fraction is equivalent to 0.125?
Answer
(C)
1/8
47
Convert 2/5 into a percentage.
Answer
(B)
40%
48
Which fractions have a terminating decimal equivalent?
Answer
A
C
D
49
Which of the following is a proper fraction?
Answer
(C)
3/8
50
What is 160% expressed as a mixed number in its simplest form?
Answer
(A)
1 3/5