Q. 6.     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

Answers (1)

(a)Ratio  of  81 \; to \; 108

            = \frac{81}{108}=\frac{27}{36}=\frac{3}{4}=3:4

(b) Ratio of  98 \; to \; 63

            = \frac{98}{63}=\frac{14}{9}=14:9

 (c) Ratio of  33\; km to 121\; km

            = \frac{33}{121}=\frac{3}{11}=3:11

             

(d) The ratio of  30 minutes to 45 minutes

            = \frac{30}{45}=\frac{6}{9}=\frac{2}{3}=2:3

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