Ratio and Proportions Worksheet-1

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

3. In a school the total number of students are 3200 out of which 1800 are boys. Remaining are girls. Ratio of girls to boys is

(a) 1400: 1800                              (b) 9 : 7

(c) 7 : 9                                           (d) 1 : 3

4. To make a cup of tea ratio of water to milk is 3 : 1. So to make 4 cups of tea the ratio of water to milk is

(a) 4 : 3 : 1         (b) 12 : 1             (c) 12 : 4             (d) 4 : 12

5. The length and width of a tape are 2 m and 28 cm. Write their ratio.

(a) 100 : 14        (b) 7 : 50            (c) 50 : 7            (d) 1 : 8

6. If the given ratio of 1 : 6, add 4 to the antecedent and 2 to the consequent. Then the new ratio is

(a) 5 : 6              (b) 1 : 8              (c) 5 : 8               (d) 8 : 5

7. In a cricket coaching camp, 1200 children are trained out of which 900 are selected for various matches. Ratio of non-selected children to the total number of children is

(a) 300 : 120     (b) 4 : 1               (c) 1 : 4               (d) 120 : 300

8. Ratio of 250 ml to 2 L is

(a) 25 : 200       (b)  8 : 1             (c) 1 : 8               (d) 2 : 1

9. Ratio of 60 hrs to 600 min is

(a) 3600 : 600                              (b) 1 : 6

(c) 6 : 1                                           (d) 5 : 1

10. The condition for two ratios to be equal is

(a) product of means is equal to antecedents

(b) product of extremes is equal to consequents

(c) antecedents are equal to consequents

(d) product of means is equal to product of extremes

Answer Key:

1. (c)
2. (c)
3. (c)
4. (c)
5. (c)
6. (c)
7. (c)
8. (c)
9. (c)
10. (d)