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Class 9 Mathematics

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

MathematicsIf (S_{n+2}-S_{n-3}=625), what is the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Expert MathematicsIf (S_n-S_{n-6}=813), what will be the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Expert MathematicsFind the sum of natural numbers from (151) to (225).Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhat is the sum of natural numbers from (63) to (150)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsA student added numbers from (1) to (175) and then subtracted the sum from (1) to (125). What will be the result?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsIf (S_{n+4}-S_n=490), what is the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhich expression correctly represents the sum of the first n natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsIf (S_{n+1}-S_{n-4}=595), what will be the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsIf (S_n-S_{n-3}=348), what is the value of (S_n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhat is the difference between the sum from (1) to (200) and the sum from (1) to (150)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsIf (S_{n+2}-S_{n-2}=402), what will be the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsFind the sum of natural numbers from (126) to (175).Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsIf (S_{n+3}-S_n=222), what is the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsIf (S_n-S_{n-5}=490), what will be the value of (n)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhat is the sum of natural numbers from (41) to (95)?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Expert MathematicsWhich number should be added to (S_{68}) to get (S_{75})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 62Hard MathematicsOn a stage, the rth row has 4r lamps. How many lamps will there be in 35 rows?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 62Medium MathematicsWhich number should be added to (S_{44}) to get (S_{50})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsIf (S_n=3240), what will be the value of (S_{n-4})?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 61Hard MathematicsHow much less is the sum of the first (99) natural numbers than the sum of the first (100) natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 60Hard