Question

Me ajudem...

A) 70% de 1.200 =

B) 42% de 50 =

C) 5% de 800 =

D) 99% de 400 =

E) 7% de 64 =

Answer 1

A)1200---100%

    x-------70%

84000/100=840

B)50---100%

   x-----42%

2100/100=21

C)800---100%

   x-------5%

4000/100=40

D)400----100%

   x-------99%

39600/100=396

E)64----100%

    x-----7%

448/100=4,48

Answer 2

a:1200/100= 12*70=840
b: 50/100=0,5*42=21
c:800/100=8*5=40
d:400/100=4*99=396
e:64/100=0,64*7=4,48