Question 171
Given the data set: 2, 4, 6, 8, 10, what is the mean?StatisticsStatistics - Measures of central tendencyeasy
Select one option to submit your answer.
NSC Mathematics – South Africa
AI-generated exam-style practice tailored for South Africa students.
Practice mode
Answer immediately. If you miss, we show exactly why your selected option is wrong.
Progress: 0/10 correct (0 answered)
Question 172
Find the limit \(\lim_{x \to 0} \frac{\sin x}{x}\).CalculusLimits and continuitymedium
Select one option to submit your answer.
Question 173
A triangle has sides of lengths 7 cm, 24 cm, and 25 cm. Is it a right-angled triangle?GeometryGeometry - Pythagoras theoremhard
Select one option to submit your answer.
Question 174
Simplify the expression: 3(x - 2) + 4x.AlgebraAlgebra - Simplifying expressionseasy
Select one option to submit your answer.
Question 175
If f(x) = 2x^2 - 3x + 1, what is f(3)?FunctionsFunctions - Evaluating functionseasy
Select one option to submit your answer.
Question 176
A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of drawing a blue marble?ProbabilityProbability - Basic probability calculationseasy
Select one option to submit your answer.
Question 177
Find the mean of the data set: 4, 8, 6, 10, 12.StatisticsStatistics - Measures of central tendencyeasy
Select one option to submit your answer.
Question 178
Solve for x: 2^x = 32.AlgebraAlgebra - Exponents and logarithmsmedium
Select one option to submit your answer.
Question 179
In triangle ABC, angle C is 90°, AC = 6 cm, BC = 8 cm. Find the length of AB.GeometryGeometry - Pythagoras theoremmedium
Select one option to submit your answer.
Question 180
In triangle ABC, angle A is 90°, side AB = 3 cm and side AC = 4 cm. What is the length of side BC?GeometryTriangles and Pythagoras Theoremeasy
Select one option to submit your answer.