" (ii) "98times108

Find the L.C.M. of the given numbers by prime factorisation method: (i) 28, 98 " " (ii) 36, 40, 120 " " (iii) 108, 135, 162 " " (iv) 24, 28, 196.

Find the ratio of the following : (a) 81 to 108 (b) 98 to 63 (c) 33 km to 121 km (d) 30 minutes to 45 minutes

Find the ratio of the following : (a) 81 to 108 (b) 98 to 63 (c) 33 km to 121 km (d) 30 minutes to 45 minutes

Evaluate the following by using suitable identities:109 xx 108

Find the following product using appropriate identities. 102 xx 98

Calculate to proper significant figures: (i) 12.6 xx 11.2 (ii) 108/7.2

Using the distributive properties, simplify each of the following: 108 times 65

Find the product using suitable properties: 5431times98

Find the range and coefficient of range of the following data. (i) 63,89,98,125,79,108,117,68 (ii) 43.5,13.6,18.9,38.4,61.4,29.8

One of the two numbers exceeds the other by 9. Four times the smaller added to five times the larger gives 108. Find the numbers.