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Sequence & Series

Test yourself in **Sequence and Series **in Math Questions! You have only **10** minutes to complete the test and if you do not answer any question within the allotted time, it will be counted as incorrect. You can skip questions by clicking "**NEXT**" button and go back to previous questions by "**PREVIOUS**" button. You need to get minimum **50%** marks to pass the quiz. Click on the "**START**" button to participate in the quiz.

1 / 10

Find the wrong number in the following series.

40, 31, 23, 15, 8.

2 / 10

What is the n** ^{th}** term of the following sequence:

1, 1/2, 1/4, … … …

^{n - 1}

^{n}- 1

3 / 10

What is the n** ^{th}** term of the following sequence:

1, 4, 9, 16, … … …

^{2}

4 / 10

In an arithmetic series, if the first term is a and the common difference is d, then the n** ^{th}** term of the series -

5 / 10

A sequence is a list of items/objects which have been arranged in -

6 / 10

Let, the first term of geometric series be a and common ratio r. The n** ^{th}** term of the series is -

^{n}

^{n + 1}

^{n}

^{n -1}

7 / 10

Select the letter that will come next in the following series: O, R, U, X, A, ___.

8 / 10

What is the 10** ^{th}** term of the series 2 + 4 + 8 + 16 + ... ...

9 / 10

What is the common difference of the series?

Log2 + Log4 + Log8 + ... ...

10 / 10

What is the 31** ^{st}** term in the following series: 45,42.5,40...?

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