The average height of six students is 130 cm and the height of five students are
142.5 cm, 123.5 cm, 135.1 cm, 120.2 cm and 110.2 cm. Find the height of sixth student.
Answers
Answered by
0
Answer:
average hight =130cm
average = sum÷total number
130 = (142.5+123.5+135.1+120.2+110.2+x)÷6
130×6 = 631.5+x
780 = 631.5+x
780-631.5=x
148.5 = x
height of the sixth student is 148.5
Answered by
0
Answer:
6 students=130cm
total height=6×130=780cm
5students height=142.5+122.5+135.1+120.2+110.2=
631.5
780–631.5=148.5
Similar questions