EASY
10th CBSE
IMPORTANT
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The formula for Sn of an A.P. in terms of last term is .

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Important Questions on Arithmetic Progressions

MEDIUM
10th CBSE
IMPORTANT

If we triple each number of A.P., then sum of these numbers will be given by Sn= _____Sn.

MEDIUM
10th CBSE
IMPORTANT
The sum of first twenty even numbers is _____.
MEDIUM
10th CBSE
IMPORTANT
The sum of first ten odd numbers is _____.
EASY
10th CBSE
IMPORTANT
The difference of consecutive terms of an A.P. is always a _____. (constant / inconstant)
MEDIUM
10th CBSE
IMPORTANT
If 1-1n+1-2n+1-3n+ upto n terms =n-km, then the value of k+m is _____.
EASY
10th CBSE
IMPORTANT
Find the common difference of the A.P. -5, -1, 3, 7,...
EASY
10th CBSE
IMPORTANT
Is the given A.P. 2, 52, 3, 72, ... , form an A.P. If yes, find 5th term.
EASY
10th CBSE
IMPORTANT
Find the missing terms in the A.P.: _____, 13, _____, 3.