ThePrismSolutions
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Q 1.Write a rational number between √ 2 and √ 3.

Q 2. Using prime factorization method, find the HCF and LCM of 72, 126 and 168. Also show
That HCF ×LCM ≠Product of the three number.

Q 3. Find the largest positive integer that will divide 122, 150 and 115 leaving remainder 5, 7 and 11 respectively.

Q 4. State whether the number (√2-√3)(√2+√3) is rational or irrational justify.

Q 5. Given that LCM (26, 169) = 338, write HCF (26, 169 ).

Answer

(1) 1.5

(3) 13

(4) rational number

(5) 13