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Class 9 Mcq

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

MathematicsFind the sum of all natural numbers from 1 to 25.Class 9Sequences and ProgressionsSum of first n natural numbersLevel 63Easy MathematicsWhat will be the sum of the first 12 natural numbers?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 63Easy MathematicsFind the sum of the first 15 natural numbers.Class 9Sequences and ProgressionsSum of first n natural numbersLevel 63Easy MathematicsIf the sum of the first n natural numbers is 210, what is n?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 62Easy MathematicsIf the sum of the first n natural numbers is 120, what is n?Class 9Sequences and ProgressionsSum of first n natural numbersLevel 62Easy MathematicsWhat is the nth term of the sequence \(4,-7,10,-13,16,\ldots\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsIf \(a_n=\frac{3n-2}{2n+1}\), what is the value of \(a_7\)?Class 9Sequences and Progressionsnth termLevel 57Easy MathematicsIf \(a_n=(-1)^n(n+2)\), what is the value of \(a_6+a_7\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsIf \(a_n=rn+s\), \(a_3=14\), and \(a_{10}=49\), what will be \(a_{15}\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsIn a linear sequence, \(a_5=23\) and \(a_{12}=58\). What will be \(a_{20}\)?Class 9Sequences and Progressionsnth termLevel 57Medium MathematicsIf the nth term of a sequence is \(a_n=6n-5\), what will be the 18th term?Class 9Sequences and Progressionsnth termLevel 57Easy MathematicsIf aₙ = 4n² + 7n, what is the value of a₈ − a₃?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsWhat is the nth term of the sequence 13, 29, 61, 125, 253, …?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsIn an arithmetic sequence, a₉ = 61 and the common difference is 7. What is its nth term?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsWhich is the nth term of the sequence 8, 21, 40, 65, 96, …?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhat is the sixth term of the sequence 6, 30, 150, 750, …?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsIf aₙ = 11n − 15, what is a₂ᵣ₋₁?Class 9Sequences and Progressionsnth termLevel 58Medium MathematicsIn an arithmetic sequence, a₆ = 47 and a₁₃ = 110. What is its nth term?Class 9Sequences and Progressionsnth termLevel 58Hard MathematicsWhich is the nth term of the sequence 5, 7, 11, 19, 35, …?Class 9Sequences and Progressionsnth termLevel 59Hard MathematicsWhat is the nth term of the sequence 10, 18, 34, 66, 130, …?Class 9Sequences and Progressionsnth termLevel 59Hard