Teachoo MCQ Test

Assertion Reasoning Quiz

Preparing for CBSE

Chapter 6 Class 8 - Algebra Play (Ganita Prakash II) | 7 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 672
Question 1 of 7
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Question 1 of 7
Assertion (A): A complete \(2\times2\) calendar grid can have sum 84.
Reason (R): For sum \(S\), the top-left entry is \(S/4\).
Select one option. Answers are shown after the test.
Question 2 of 7
Assertion (A): The positive difference between a two-digit number and its reversal is a multiple of 9.
Reason (R): \((10a+b)-(10b+a)=9(a-b)\).
Select one option. Answers are shown after the test.
Question 3 of 7
Assertion (A): The rule “multiply by 6, add 18, divide by 6, subtract the original number” ends at 3.
Reason (R): A variable may represent any allowed starting number.
Select one option. Answers are shown after the test.
Question 4 of 7
Assertion (A): In the chapter’s date trick, a report of 1390 represents 25 December.
Reason (R): \(1390-165=1225=100(12)+25\).
Select one option. Answers are shown after the test.
Question 5 of 7
Assertion (A): If \(x\) is doubled, 10 is added, the result is halved, and \(x\) is subtracted, the final value is 10.
Reason (R): The expression \(\dfrac{2x+10}{2}-x\) simplifies to 5.
Select one option. Answers are shown after the test.
Question 6 of 7
Assertion (A): Dividing \(abcabc\) successively by 7, 11, and 13 gives \(abc\).
Reason (R): The first three digits and the last three digits of \(abcabc\) are equal.
Select one option. Answers are shown after the test.
Question 7 of 7
Assertion (A): A complete \(2\times2\) calendar grid can have sum 70.
Reason (R): Every such sum has the form \(4a+16\).
Select one option. Answers are shown after the test.