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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।

MathematicsIf S={x:x∈N, x is a multiple of 8 and x<50}, what is its roster form?Class 9Number SystemsLevel 2Easy MathematicsWhich is Q={x:x∈N, x<20, x is divisible by neither 2 nor 3}?Class 9Number SystemsLevel 3Medium MathematicsIf P={x:x∈Z, -1≤x≤1}, which statement is correct?Class 9Number SystemsLevel 1Easy MathematicsWhich is the roster form of N={x:x∈N, 15<x<25, x is prime}?Class 9Number SystemsLevel 3Easy MathematicsIf J={x:x∈N, x²-10x+21=0}, which is its roster form?Class 9Number SystemsLevel 4Medium MathematicsWhich is the correct roster form of C={x:x∈N, 3x≤15}?Class 9Number SystemsGeneral chapter practiceLevel 2Easy MathematicsIf A={x:x=2n-1, n∈N, n≤5}, what is its roster form?Class 9Number SystemsDecimal representationLevel 2Easy MathematicsIf T={x:x is an odd natural number between 1 and 10}, which is the correct roster form?Class 9Number SystemsLevel 2Easy MathematicsWhich is the roster form of M={x:x is a positive multiple of 5 less than 30}?Class 9Number SystemsLevel 2Easy MathematicsWhich is the roster form of K={x:x∈Z, -3<x≤2}?Class 9Number SystemsLevel 2Easy MathematicsWhat is the roster form of the set of vowels occurring in the word “mathematics”?Class 9Number SystemsLevel 1Easy MathematicsWhich is the correct roster form of D={x:x is a positive divisor of 12}?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsIf A={x:x is prime and 10<x<30}, which is its roster form?Class 9Number SystemsExponentsLevel 2Easy MathematicsWhat is Q={x∈N: x<40 and the last digit of x is 7}?Class 9Number SystemsDecimal representationLevel 9Easy MathematicsWhich option correctly represents K={x∈N: x is not greater than 7 and x>2}?Class 9Number SystemsGeneral chapter practiceLevel 9Easy MathematicsWhich option gives the correct roster form of A={x∈N: 3x-2<13}?Class 9Number SystemsLevel 9Medium MathematicsWhat is the roster form of W={x∈N: x is a multiple of 11 and x<70}?Class 9Number SystemsLevel 9Easy MathematicsWhat is the roster form of Q={x∈Z: x is even and -7<x<3}?Class 9Number SystemsLevel 9Easy MathematicsWhat is M={x∈N: x is a two-digit prime number less than 30}?Class 9Number SystemsLevel 9Medium MathematicsWhat is the roster form of D={x∈N: x²-7x+12=0}?Class 9Number SystemsLevel 9Medium