10 Question MCQ (including Assertion)

Question 1 of 10

Assertion (A): Multiplying every value by 5 multiplies the mean by 5.
Reason (R): The median of 2, 6 and 10 is 6.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 2 of 10

Study the chapter's temperature graph.

In which month is Punjab's monthly maximum temperature highest?

A April B May C June D July

Select one option. Answers are shown after the test.

Question 3 of 10

The rows of a \(3\times3\) mean grid are 7, 14, 9; 12, \(x\), 8; and 11, 6, 13. Every row, column and diagonal has mean 10. What is \(x\)?

A 8 B 9 C 10 D 12

Select one option. Answers are shown after the test.

Question 4 of 10

Assertion (A): A mean from a frequency table must account for how often each value occurs.
Reason (R): Every listed value in a frequency table occurs exactly once.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 5 of 10

Assertion (A): Two data sets can have the same mean but very different spreads.
Reason (R): Two data sets with the same mean may also have different medians.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 6 of 10

Assertion (A): The mean of every pair of odd numbers is odd.
Reason (R): The mean of 3 and 5 is 4.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 7 of 10

Assertion (A): If one person loses 2 kg and two people gain 1 kg each, the group mean is unchanged.
Reason (R): The group's median must also remain unchanged because the total change is zero.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 8 of 10

Assertion (A): Adding one value below the current mean decreases the mean.
Reason (R): Adding a new value leaves both the total and the number of values unchanged.

A Both A and R are true, and R is the correct explanation of A. B Both A and R are true, but R is not the correct explanation of A. C A is true, but R is false. D A is false, but R is true.

Select one option. Answers are shown after the test.

Question 9 of 10

A graph shows that more households used electricity as their primary lighting source in 2023 than in 2000. Which conclusion is not justified?

A Electricity use as primary lighting increased B The graph compares years C The share using kerosene may have fallen D There were no power cuts in 2023

Select one option. Answers are shown after the test.

Question 10 of 10

Use the spreadsheet extract.

Which cell contains Farooq's Maths mark?

A E4 B D5 C E5 D F5

Select one option. Answers are shown after the test.

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10 Question MCQ (including Assertion)