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Class 9 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsWhat is the difference between the sums of the first (180) and first (120) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Expert MathematicsWhat is the difference between the sum from (1) to (250) and the sum from (1) to (200)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsHow much more is the sum of the first (180) natural numbers than the sum of the first (179) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhich of the following sets represents numbers obtained as the sum of the first n natural numbers (triangular numbers)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsWhen is the sum of the first n natural numbers odd?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsSubtract the sum of the first (90) natural numbers from the sum of the first (100) natural numbers. What is the result?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Medium MathematicsWhich formula represents the sum \(S_n\) of the first \(n\) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 64Easy MathematicsHow much is the sum of the first (58) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 64Easy MathematicsIf \(S_n\) denotes the sum of the first \(n\) natural numbers, which of the following relations is true for \(n>1\)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 64Easy MathematicsFind the sum of the first (31) natural numbers.Class 9Sequences and ProgressionsSum of first n natural numbersLevel 64Easy MathematicsWhat is the sum of the first (4) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 63Easy MathematicsWhich expression represents the sum of the first \(n\) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 62Easy MathematicsWhich is the (n)th term of the sequence (2,6,14,30,62,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsWhich is the (n)th term of the sequence (8,15,24,35,48,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Expert MathematicsIf (a_n=n(n+4)), which term is (77)?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhat is the (n)th term of the sequence (3,6,11,18,27,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhich is the (n)th term of the sequence (7,10,15,22,31,\ldots)?Class 9Sequences and Progressionsnth termLevel 56Expert MathematicsWhat is the (n)th term of the sequence (2,5,10,17,26,\ldots)?Class 9Sequences and Progressionsnth termLevel 57Hard MathematicsIn the sequence (20,40,60,80,\ldots), which term is (160)?Class 9Sequences and Progressionsnth termLevel 61Easy MathematicsWhat is the eighth term of the square number sequence (1,4,9,16,\ldots)?Class 9Sequences and Progressionsnth termLevel 61Easy