Question

# In a retail market, fruit vendors were selling mangoes kept in packing boxes. These boxes contained varying number of mangoes. The following was the distribution of mangoes according to the number of boxes.Find the mean number of mangoes kept in a packing box. (approx)

Solution

## Number of Mangoes $${ f }_{ i }$$   $${ x }_{ i }$$  $${ f }_{ i }{ x }_{ i }$$ 50-52 15 51 765 53-55 110 54 5940 56-58 135 57 7695 59-61 115 60 6900 62-64 25 61 1525   $$\sum { { f }_{ i } } =400$$   $$\sum { { f }_{ i }{ x }_{ i } } =22825$$ $$Mean=\cfrac { \sum { { f }_{ i }{ x }_{ i } } }{ \sum { { f }_{ i } } \\ } \\ =\cfrac { 22825 }{ 400 } \\ =57.06Ans$$Mathematics

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