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Mathematics

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

MathematicsSubtract the sum of the first (75) natural numbers from the sum of the first (100) natural numbers.Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsIf S₍ₘ₊₁₎ − Sₘ = 76, what is the value of m?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsWhat is the sum of (46+47+48+\cdots+90)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsIf (S_a=1540) and (S_b=2080), what will be the value of (b-a)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsWhat is the ratio of (S_{60}) to (S_{30})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsHow much greater is the sum of the first (40) natural numbers than the sum of the first (20) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsIf (S_n=465), what will be the value of (S_{n+5})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsWhat is the value of S₈₅ − S₈₀?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsWhat is the sum of the first (64) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsWhat is 25% of the sum of the first 56 natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsIf Sₙ = 1953, what is the value of S₍ₙ₊₂₎?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsWhat is the difference between the sum from (1) to (150) and the sum from (1) to (100)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsWhat is the ratio of the sums of the first (45) and first (30) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsIf (S_n=2485), what is the value of (S_n-S_{n-5})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsIf Sₙ − S₍ₙ₋₁₎ = 57, what is the value of Sₙ?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsIf Sₙ = 1275, what is the value of S₍ₙ₊₃₎?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard MathematicsWhat is obtained by subtracting the sum of the first (62) natural numbers from the sum of the first (67) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 59Medium MathematicsFind the value of S₍₂₅₎ + S₍₂₇₎, where Sₙ denotes the sum of the first n natural numbers.Class 9Sequences and ProgressionsSum of first n natural numbersLevel 59Medium MathematicsWhat is the sum of the first (80) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 59Medium MathematicsWhat sum is obtained by adding 53 + 54 + 55 to 1 + 2 + ⋯ + 52?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 59Easy