Revision Paper 1
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Katharina Claussnitzer
FREE Resource
Enhance your content in a minute
16 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Work out the mean of the numbers 5, 1, 4, 6, 8.
4.8
5
5.2
5.5
Answer explanation
To find the mean, add the numbers: 5 + 1 + 4 + 6 + 8 = 24. Then divide by the count of numbers (5): 24 ÷ 5 = 4.8. Thus, the mean is 4.8, which is the correct answer.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Increase 3500 by 10%.
3850
350
3600
3700
Answer explanation
To increase 3500 by 10%, calculate 10% of 3500, which is 350. Adding this to 3500 gives 3850. Therefore, the correct answer is 3850.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the missing angle in the triangle.
32°
45°
39°
90°
Answer explanation
In a triangle, the sum of the angles is always 180°. If the other two angles are 60° and 60°, the missing angle must be 60° to satisfy this condition, making it an equilateral triangle.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Calculate 3 + 5 - 4 =
4
3
5
6
Answer explanation
To solve 3 + 5 - 4, first add 3 and 5 to get 8. Then subtract 4 from 8, resulting in 4. Therefore, the correct answer is 4.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
750ml is how many litres?
0.75 litres
7.5 litres
75 litres
0.075 litres
Answer explanation
750ml is equivalent to 0.75 litres because 1 litre equals 1000ml. Therefore, 750ml divided by 1000ml/litre equals 0.75 litres, making it the correct choice.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the area of a rectangle with dimensions 2.5 cm by 5 cm.
10 cm²
12.5 cm²
15 cm²
20 cm²
Answer explanation
To find the area of a rectangle, multiply the length by the width. Here, 2.5 cm × 5 cm = 12.5 cm². Therefore, the correct answer is 12.5 cm².
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Write 49% as a decimal.
0.49
4.9
0.049
49
Answer explanation
To convert a percentage to a decimal, divide by 100. Thus, 49% becomes 49 ÷ 100 = 0.49. Therefore, the correct answer is 0.49.
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