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Sequences And Progressions

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

MathematicsIf \(1+2+3+\cdots+n=1035\), what is the value of \(n\)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61MediumMathematicsWhat is the sum of the first (43) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61MediumMathematicsIf (S_{52}=1378), what will be the value of (S_{54})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is obtained by subtracting the sum of the first 60 natural numbers from the sum of the first 64 natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsIf \(S_n=300\), what will be the value of \(n\)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is the sum of the first (70) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat sum is obtained by adding \((29+30+31)\) to \((1+2+\cdots+28)\)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60EasyMathematicsIf (S_a=351) and (S_b=465), what is (b-a)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is the value of S₁₂ + S₁₃ + S₁₄, where S_n is the sum of the first n natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat will be the sum of the first (46) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsIf the sum of the first (r) natural numbers is (153), what is the value of (r+2)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is the ratio of (S_{20}) to (S_{10})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsIf (S_{23}=276), what will be the value of (S_{25})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsFind the sum of the first (55) natural numbers.Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsFor which (n) will (S_n-S_{n-1}=37)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is the sum of (16+17+18+\cdots+25)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is the difference between the sum of the first (26) natural numbers and (26)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is three times the sum of the first (18) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhich sum is formed when (20) is added to (1+2+3+\cdots+19)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60MediumMathematicsWhat is the value of (S_{33}-S_{22})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Medium