Math Quiz
Questions: 16 · 10 minutes
1. On a scale model, 1 centimeter represents 4 meters. What actual length is represented by 7.5 centimeters?
11.5 meters
18.75 meters
30 meters
300 meters
2. What is 3/4 plus 2/3?
5/7
5/12
17/12
7/12
3. A quantity increases from 80 to 92. What is the percentage increase?
12%
115%
85%
15%
4. A student records five reading times in minutes: 6, 8, 8, 10, and 13. What is the mean time?
10 minutes
8 minutes
9 minutes
45 minutes
5. A jacket originally costs $48 and is discounted by 25%. What is the sale price?
$12
$36
$24
$42
6. A triangle has a base of 12 centimeters and a perpendicular height of 7 centimeters. What is its area?
42 square centimeters
19 square centimeters
38 square centimeters
84 square centimeters
7. Phone Plan A costs $12 per month plus $0.08 per minute. Plan B costs $18 per month plus $0.05 per minute. At how many minutes do the plans cost the same amount?
600 minutes
120 minutes
60 minutes
200 minutes
8. The sequence 5, 9, 13, 17 follows a constant pattern. Which number comes next?
20
21
22
24
9. A 13-meter ladder leans against a wall. Its base is 5 meters from the wall, forming a right triangle. How high up the wall does the ladder reach?
12 meters
18 meters
Approximately 13.9 meters
8 meters
10. A 20-liter water tank is three-fifths full. How many liters of water does it contain?
12 liters
8 liters
15 liters
33.3 liters
11. A line passes through the points (2, 3) and (6, 11). What is its slope?
1/2
4
2
8
12. A rectangular garden is 9 meters long and 5 meters wide. How much fencing is needed to enclose it completely?
45 meters
28 meters
14 meters
18 meters
13. A recipe uses 2.5 cups of flour for 10 servings. How much flour is needed for 6 servings at the same rate?
4.17 cups
1.2 cups
2 cups
1.5 cups
14. Solve the equation 3x + 5 = 20.
x = 25/3
x = 15
x = 8
x = 5
15. What is the value of 18 minus 3 multiplied by 4?
6
60
15
48
16. A bag contains 3 red, 5 blue, and 2 green counters. If one counter is selected at random, what is the probability that it is not blue?
1/5
1/2
3/10
2/3