Question

observe as figuras: quanto custam a)5chocolates b)2latas de óleo c)1kg de batata d)7 kg de batata

Answer 1

a) 5× 2,15 =R$ 10,75
b) 5,82÷3 = 1,94×2= R$3,88
c)0,8_____1
2,24____x
0,8x=2,24
x=2,24÷0,8
x=2,8×7
R$19,60