Exercise 2 2nd question 2nd one
Exercise 2 2nd question 2nd one 34 minutes = I hour 24 minutes.
hey will ring together again I hour 24 minutes after 10 a.m., i.e. II : 24 a.m.
1. Find the HCF of the following numbers by the method of (i) division at
factorization:
(i) 10, 15
(iv) 60, 80
(vii) 22, 66, 88
(x) 84, 140, 308
(ii) 20, 35
(v) 5, 25, 75
(viii) 120, 140, 160
(xi) 183, 793, 976
2. Find the HCF of the following:
(ii) 0.50, Ü.95
(iii) 55, 75
(vi) 40, 60, 75
(ix) 78, 182, 195
(xii) 403, 744, 10:
4ifi) 3 cm 5 mm, 4 cr
(iv) 6m 25 cm, 9m 50cm MI m 25 cm, 2m 50 cm, 3m 75 cm.
3. Find the LCM of the following numbers by the method of (i) division an
factorization:
(i) 12, 16
(iv) 36, 48
(vii) 8, 12, 24
(x) 35.49, 91
(ii) 24, 36
(iii) 20, 25
(v) 96, 120
(vi) 10, 15, 30
(viii) 30, 36, 40
(ix) 42, 48, 56
(xi) 90, 126, 135, 255.
