5
9
of a piece of metal weighs 7 kg. What is the weight of
2
7
of the metal?
Answers
Answered by
0
5/9×x=7
x=7×9/5
x=12.6
so 2/7of 12.6=12.6×2/7
=3.6
x=7×9/5
x=12.6
so 2/7of 12.6=12.6×2/7
=3.6
Answered by
3
Metal Weight
5/9 7kg
2/7 xkg
We Know that
5/9:2/7: : 7:x
5/9÷2/7=7/x
5/9×7/2=7/x
35/18=7/x
35x =18×7
x =18×7÷35=18/5=3_3/5
So...
2/7=3_3/5kg.
Similar questions