Question

me ajudem por favor ????

Answer 1

8.
a) 7/20.100 = 700/20 = 35%
b) 3/5.100 = 300/5 = 60%
c) 1/10.100 = 100/10 = 10%
d) 3/4.100 = 300/4 = 74%
e) 2/5.100 = 200/5 = 40%
f) 0,25.100 = 25%
g) 0,01.100 = 1%
h) 0,005.100 = 0,5%
i) 45/300.100 = 4500/300 = 15%
j)50/250.100 = 5000/250 = 20%

9.
a) 36/100 = 9/25
b) 80/100 = 8/10
c) 15/100 = 3/20
d) 42/100 = 21/50
e) 28/100 = 7/25
f) 35/100 = 7/20
g) 60/100 = 3/5
h) 2/100 = 1/50


espero ter ajudado