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SAI International School

                                                       CLASS – VI

           Mathematics

           Chapter-14: Introduction to Ratio -1
           Home Assignment -1
           1. There are 20 girls and 15 boys in a class.


           (a) What is the ratio of number of girls to the number of boys?

           (b) What is the ratio of number of girls to the total number of students in the class?

           2. Out of 30 students in a class, 6 like football, 12 like cricket and remaining like tennis. Find the
           ratio of
            (a) Number of students liking football to number of students liking tennis.
           (b) Number of students liking cricket to total number of students.

           3. Distances travelled by Hamid and Akhtar in an hour are 9 km and 12 km. Find the ratio of
           speed of Hamid to the speed of Akhtar.
           4. Fill in the following blanks: [Are these equivalent ratios?]







           5. Find the ratio of the following :

              (a) 81 to 108      (b) 98 to 63      (c) 33 km to 121 km

           6. Find the ratio of the following:

                (a) 40 cm to 1.5 m      (b) 55 paise to Rs 1       (c) 500 mL to 2 litres

           ANSWER KEY :

               1.  (a) 4 : 3

                     (b) 4 : 7
               2.  (a) 1: 2
                  (b) 2:5


                 3. 3 : 4

                 4. 5, 12 and 25 are the numbers which come in the blanks respectively.
                     Yes, all are equivalent ratios.

                 5. (a)  3 : 4          (b) 14 : 9           (c) 3 : 11

                 6. (a) 4 : 15          (b) 11: 20            (c) 1: 4
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