20% DE 120
--------------------
30% DE 140
Soluções para a tarefa
Respondido por
2
1)
120-------------100%
x-----------------20%
100x=2400
x=2400/100
x=24
2)
140-------------100%
x-----------------30%
100x=4200
x=4200/100
x=42
120-------------100%
x-----------------20%
100x=2400
x=2400/100
x=24
2)
140-------------100%
x-----------------30%
100x=4200
x=4200/100
x=42
GowtherBr:
valeu
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