Question

Calculati termenul necunoscut al proportiei:a)x/25=4/10
B)40=5/x va rog urgent

Answer 1

a) x/25=4/10

4x/100=40/100

4x=40

x=10

b) 40=5/x

40/1=5/x

x=1 ori 5/40

x=5/40

x=0,125

Answer 2

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