The mean of the heights of 6 girl is 148 CM if the individual height of 5 of them are 142 CM 154 cm 146 CM 145 cm and 150 cm find the height of 6th girl
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Mean of heights of 6 girls = 148cm
Let the height of 6th girl be x
Mean = Sum of heights / No. of girls
148 = 142+154+146+145+150+x / 6
148 = 737+x / 6
737+x = 148 X 6 = 888
737+x = 888
x = 888-737 = 151
Height of 6th girl = 151cm
Let the height of 6th girl be x
Mean = Sum of heights / No. of girls
148 = 142+154+146+145+150+x / 6
148 = 737+x / 6
737+x = 148 X 6 = 888
737+x = 888
x = 888-737 = 151
Height of 6th girl = 151cm
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