Question

a) Rahul buys 3 types of balls. Type 1 costs 10 each, Type 2 costs 78 each, and
Type 3 costs 5 each. What is the least number balls of each type he should buy so
that he spends an equal amount on each type of ball?
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Answer 1

Answer:

4 ball

Step-by-step explanation:   LCM OF  10, 8 and 5 =40

       NOW,  40/10=4

                    40/8=5

                     40/5=8

              so,  4 is the least no,