CBSE Class 10 Mathematics Real Numbers Assignment Set B

Question. Find the ratio between the LCM and HCF of 5, 15 and 20. Answer : 5 = 5 × 1 15 = 3 × 5 20 = 2 × 2 × 5 ∴ LCM of 5, 15, 20 = 60 and HCF = 5 ∴ Ratio = 60 : 5 = 12 : 1 Question. Find HCF and LCM of 448, 1008 and 168 using fundamental theorem of arithmetic. Answer : 448…

CBSE Class 10 Mathematics Real Numbers Assignment Set C

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CBSE Class 10 Mathematics Real Numbers Assignment Set D

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CBSE Class 10 Mathematics Real Numbers Assignment Set E

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CBSE Class 10 Mathematics Real Numbers Assignment Set F

1. Euclid’s division lemma : For given positive integers ‘a’ and ‘b’ there exist unique whole numbers ‘q’ and ‘r’ satisfying the relation a = bq + r, 0 ≤ r < b. 2. Euclid’s division algorithms : HCF of any two positive integers a and b. With a > b is obtained as …

CBSE Class 10 Mathematics Real Numbers Assignment Set G

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CBSE Class 10 Mathematics Real Numbers Assignment Set H

Vert Short Answer type Questions Question. If two positive integers a and b are written as a = p3q2 and b = pq3; p, q are prime numbers, then HCF (a, b) is: Answer : HCF = pq2 Question. If p and q are two coprime numbers, then p³ and q³ are? Answer : Coprime…