Question

Calcule as porcentagens:
a) 2% de 700 laranjas
b) 40% de 48 m
c) 38% de 200 Kg

Answer 1

a)14 laranjas
2×70
-------= 14
100
b)19m e 200cm pois
40×48
----------- = 19.2
100
c)76 kg pois:
38×200
------------ = 76
100
(espero ter ajudado ✌

Answer 2

Olá, boa noite!
a)    $100-700 \\ 2-x \\ 100x=2.700 \\ x=1400/100 \\ x=14\ laranjas$

b)    $48-100 \\ 40-y \\ 48y=40.100 \\ y=4000/48 \\ y=83,3 \ m$

c)   $100-200 \\ x-38 \\ 200x=100.38 \\ x=3800/200 \\ x= 19 \ kg$