Math, asked by brucklyn2442, 1 year ago

can anyone spove this?

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Answers

Answered by djfab91
3
OK so here's ur answer n pls mark as brainlist
step 1 find xi
xi
110
130
150
170
190
step 2 multiply by fi u will get
fixi
2200
5850
3300
1530
770
(add all of them)
u get
fixi = 13650
by using formula
=fixi/fi
u will get ur answer
=13650/100
=136.5
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