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SAI International School
                                                    CLASS - VIII


               Mathematics
               CHAPTER-15: INTRODUCTION TO GRAPH
               HOME ASSIGNMENT


               SUBTOPIC :APPLICATION OF LINE GRAPH


               1. (A) Distance travelled by a car


               Time (in 6        7     8      9
               hours)      a.m. a.m. a.m. a.m.
               Distance    40    80    120 160
               (in km)

               (i) How much distance did the car cover during the period 7.30 a.m.
               to 8 a.m?
               (ii) What was the time when the car had covered a distance of 100 km
               since it’s start?


               (B) Interest on deposits for a year.


               Deposit(inRs.)10002000300040005000

               Simple
               Interest           80    160 240 320 400
               (inRs.)


               (i)    Does the graph pass through the origin?
               (ii)   Use the graph to find the interest on Rs 2500 for a year.
               (iii) To get an interest of Rs 280 per year, how much money should
               be deposited?

                (A) (i) The car covered 20 km distance.


                    (ii) It was 7.30 am, when it covered 100 km distance.












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