Teachoo Quiz

Maths Sequences and Series Class 11 Assertion and Reason Questions

Assertion Reasoning Quiz · Class 11 · Maths · CBSE

Preparing for CBSE

Chapter 8 Class 11 Sequences and Series | 7 questions | about 6 minutes

Practise Sequences and Series Class 11 with Teachoo's Assertion Reasoning Quiz (Class 11 · Maths · CBSE). Practise these questions in a free interactive quiz with answer feedback.

Attempt time 0:00
This question 0:00
Question 1 of 7
Advertisement
Question 1 of 7
Assertion: If the A.M. and G.M. of two positive numbers are \(13\) and \(12\), respectively, then the numbers are \(10\) and \(16\).
Reason: For the two numbers \(x\) and \(y\), the given information implies \(x+y=26\) and \(xy=144\).
Select an option to see the answer, or skip this question.
Question 2 of 7
Assertion (A): A sequence can be regarded as a function whose domain is the set of natural numbers.
Reason (R): Every mathematical sequence must be expressible by an explicit algebraic formula.
Select an option to see the answer, or skip this question.
Question 3 of 7
Assertion (A): The \(5^{th}\) term of the geometric progression 2, 4, 8, ... is 32.
Reason (R): The \(n^{th}\) term of a Geometric Progression is given by \(a_n = ar^{n-1}\).
Select an option to see the answer, or skip this question.
Question 4 of 7
Assertion: A student who saves ₹\(100\) in the first month and doubles the monthly saving thereafter saves ₹\(25{,}500\) in total during the first \(8\) months.
Reason: The amount saved in the eighth month alone is ₹\(12{,}800\).
Select an option to see the answer, or skip this question.
Question 5 of 7
Assertion: For two positive numbers, their arithmetic mean equals their geometric mean only when the two numbers are equal.
Reason: For any two positive numbers, \(A\ge G\), where \(A\) and \(G\) denote their A.M. and G.M.
Select an option to see the answer, or skip this question.
Question 6 of 7
Assertion (A): Three geometric means between 1 and 256 are 4, 16, and 64.
Reason (R): If \(n\) geometric means are inserted between \(a\) and \(b\), the common ratio is given by \(r = (\frac{b}{a})^{\frac{1}{n+1}}\).
Select an option to see the answer, or skip this question.
Question 7 of 7
Assertion (A): If the A.M. and G.M. of two positive numbers are 10 and 8 respectively, the numbers are 16 and 4.
Reason (R): The two numbers are the roots of the quadratic equation \(x^2 - 2(A.M.)x + (G.M.)^2 = 0\).
Select an option to see the answer, or skip this question.

Frequently asked questions

Who is this Sequences and Series Class 11 quiz for?

This Assertion Reasoning Quiz covers Sequences and Series Class 11 for Class 11 · Maths · CBSE. Practise the questions in the interactive quiz and check your answers.

Is this quiz free?

Yes. This online quiz is free to attempt. Teachoo Black is not required to take the quiz.

How many questions will I get?

The current selection contains 7 questions. The questions and count can vary with the available question bank and grouped questions.

Can I check my answers and score?

Yes. In quiz mode, check your answer to receive feedback. Submit the quiz to review your score and answers. Full Teachoo solution links are shown where available.

Will I get the same questions when I retry?

Questions can change between attempts. Teachoo uses your previous practice when available to prioritise new questions and revision; a completely new set is not guaranteed.

Practice · Sequences and Series Class 11

Stuck? Keep your progress moving.