A rectangular piece of paper 22 cm long and 1.5 cm broad is rolled into two different ways to form two different cylinders. Find their volumes. 14.
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HCF of 70, 105 and 175 by Prime Factorization
Prime factorization of 70, 105 and 175 is (2 × 5 × 7), (3 × 5 × 7) and (5 × 5 × 7) respectively. As visible, 70, 105 and 175 have common prime factors. Hence, the HCF of 70, 105 and 175 is 5 × 7 = 35.
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