Ratio & Proportions

Ratio and Proportions Worksheet-1

1. Ratio of 350 g and 3 kg is116 : 1

(a) 116 : 1           (b) 60 : 7            (c) 7 : 60            (d) none

2. In an office the working hours are 10.30 to 5.30 PM and in between 30 minutes are spent on lunch. Find the ratio of office hours to the time spent for lunch.

(a) 7 : 30            (b) 1 : 14             (c) 14 : 1             (d) 30 : 7

Ratio and Proportions Worksheet-2

1. In the given proportion 9 : 3 :: 36 : 12, extremes are;

(a) 9, 3               (b) 36, 12           (c) 3, 36             (d) 9, 12

2. 12 : 3 : : x : 1 value of x is

(a)                   (b) 1                    (c) 4                    (d) 5

Ratio and Proportions Worksheet-3

1. First, second and the third terms of a proportion are 5, 120 and 40. Then the fourth term is

(a) 89                 (b) 480               (c) 960               (d) 98

2. First, third and the fourth terms of a proportion are 6, 12 and 36. Then the second term is

(a) 12                  (b) 18                  (c) 16                  (d) 108