Question 271
Find the median of the data set: 12, 7, 9, 15, 10, 8, 11.Statistics and probabilityStatisticsmedium
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Question 272
Simplify the algebraic expression: 3x + 4x - 7.AlgebraAlgebraeasy
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Question 273
Solve the linear equation: 5x - 3 = 2x + 12.Linear equationsLinear equationsmedium
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Question 274
The mean of five numbers is 12. If one number is removed, the mean of the remaining numbers is 10. What is the removed number?StatisticsStatisticshard
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Question 275
What is the probability of getting an even number when rolling a single six-sided die?ProbabilityProbabilityeasy
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Question 276
A triangle has sides of length 7 cm, 24 cm, and 25 cm. Is the triangle right-angled?TrigonometryTrigonometryhard
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Question 277
Solve the linear equation: 2x - 7 = 9.Linear equationsLinear equationseasy
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Question 278
In a right-angled triangle, if one acute angle is 30°, what is the ratio of the side opposite this angle to the hypotenuse?TrigonometryTrigonometryeasy
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Question 279
A die is rolled once. What is the probability of rolling a number greater than 4?Statistics and probabilityProbabilityeasy
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Question 280
If 3x² - 12x + 12 = 0, what are the roots?Quadratic equationsQuadratic equationshard
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