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Divisibility

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

MathematicsWhich of the following numbers is irrational and can be proved irrational using a contradiction based on divisibility by 3?Class 9Number SystemsProof of irrationality of square root 2 and square root 3Easy MathematicsWhich is Q={x:x∈N, x<20, x is divisible by neither 2 nor 3}?Class 9Number SystemsMedium MathematicsIf O={x:x∈N, x≤10, x is divisible by 2 or 5}, what is O?Class 9Number SystemsMedium MathematicsIf G={x:x∈N, x is a common divisor of 18 and 24}, which set is G?Class 9Number SystemsGeneral chapter practiceEasy MathematicsIf Y={x:x∈N, x is a one-digit number divisible by 3}, what is Y?Class 9Number SystemsEasy MathematicsWhat is J={x: x is a whole number divisible by 15 and less than 60}?Class 9Number SystemsGeneral chapter practiceEasy MathematicsIf D={x: x is a positive factor of 48 and x<10}, what is D?Class 9Number SystemsEasy MathematicsIf R={x∈N: x is divisible by 9 and x≤45}, which statement is true?Class 9Number SystemsEasy MathematicsIf Y={x∈N: x is a one-digit number divisible by 4}, what is Y?Class 9Number SystemsGeneral chapter practiceEasy MathematicsWhich option correctly gives N = {x : x ∈ N, x < 12 and x is divisible by both 2 and 3}?Class 9Number SystemsMedium MathematicsWhat is J = {x : x is a whole number divisible by 10 and x < 50}?Class 9Number SystemsEasy MathematicsIf D = {x : x is a positive factor of 36 and x > 6}, what is D?Class 9Number SystemsEasy MathematicsIf R = {x : x ∈ N, x is divisible by 7 and x ≤ 35}, which element belongs to R?Class 9Number SystemsGeneral chapter practiceEasy MathematicsWhich element does not belong to K = {x : x ∈ N, x is a multiple of 6 less than 40}?Class 9Number SystemsGeneral chapter practiceEasy MathematicsIf G = {x : x ∈ N and x divides both 12 and 20}, what is G?Class 9Number SystemsMedium MathematicsIf E = {x : x is a positive factor of 18 and x is prime}, what is E?Class 9Number SystemsGeneral chapter practiceEasy MathematicsWhich option correctly gives T = {x : x ∈ N, x < 10 and x is divisible by 3}?Class 9Number SystemsEasy MathematicsIf H = {x : x is a natural number and x is a factor of 12}, what is H?Class 9Common QuestionsGeneral chapter practiceEasy MathematicsThe set A = {1, 2, 4, 8} can be correctly associated with which description?Class 9Common QuestionsGeneral chapter practiceEasy