average height of 50 students of class 6 is 140 cm and average height of 10 students of class 7th is 145 cm what is the average height of the students of both the classes
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class 6 :- 50x140 = 7000cm
class 7:- 10x145 =1450 cm
Overall height :-7000+1450 = 8450cm
8450/60 = 140.83 cm
average height of each student is ©©140.83 cm
class 7:- 10x145 =1450 cm
Overall height :-7000+1450 = 8450cm
8450/60 = 140.83 cm
average height of each student is ©©140.83 cm
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