the mean of height of 6 girls is 148 CM if height of 5 girls are 142 CM 154 cm 146 CM 145 cm and 150 cm find height of sixth girl
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148×6=888
142+154+146+145+150=738
so the height of sixth girl is 888-738
=150.cm.
142+154+146+145+150=738
so the height of sixth girl is 888-738
=150.cm.
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1
let the height of 6th girl be x
there fore their mean will be
x+142+154+146+145+150/6=148
148*6=x+738
888-738=x
x=150
height of the sixth girl is 150 cm
there fore their mean will be
x+142+154+146+145+150/6=148
148*6=x+738
888-738=x
x=150
height of the sixth girl is 150 cm
palak1431:
hi
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