Teachoo MCQ Test

Short Quiz

Preparing for CBSE

Chapter 8 Class 11 Sequences and Series | 5 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 480
Question 1 of 5
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Question 1 of 5

A person sends a message to \(3\) people. Each recipient forwards it to \(3\) new people, and this continues in the same manner. How many people in total receive the message during the first \(6\) forwarding stages?

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Question 2 of 5

Two numbers are inserted between \(4\) and \(108\) so that the resulting sequence is a G.P. The inserted numbers are

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Question 3 of 5

An educational app receives \(256\) downloads on the first day. The number of downloads increases by \(25\%\) each day. The total number of downloads during the first \(4\) days is

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Question 4 of 5

A sheet of paper is \(0.1\) mm thick. If its thickness doubles with every fold, its theoretical thickness after \(12\) folds is

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Question 5 of 5

The seventh term of the G.P. \(5,15,45,\ldots\) is

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