CBSE Class 10 Maths (Standard) 2017 · Paper 530/1 · Question 23

Arithmetic Progressions 4 marks Medium

The sum of the

4^{t h}

and the

8^{t h}

terms of an AP is

24

and the sum of the

6^{t h}

and the

1 0^{t h}

terms is

44

. Find the sum of the first

10

terms of the AP.

Answer

The sum of the first

10

terms is

S_{10} = 95

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