EASY
10th CBSE
IMPORTANT
Earn 100

The famous mathematicians associated with finding the sum of the first 100 natural numbers is .

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Important Questions on Arithmetic Progressions

MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 2
Middle term of A.P. 1, 8, 15,...., 505 is _____.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 3
The total number of two digit numbers divisible by 8 is _____.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 4
For an A.P. an, the quantity an_____an-1 is called the common difference.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 5
The formula for Sn of an A.P. in terms of last term is _____.
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 6

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

MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 7
The sum of first twenty even numbers is _____.
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 8
The sum of first ten odd numbers is _____.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 5 - Arithmetic Progressions>FOR ASSESSMENT>Q 9
The difference of consecutive terms of an A.P. is always a _____. (constant / inconstant)