Question

O valor de 1/5+ 0,25+2 e? (A)47/16 (B)49/20 (C)51/24 (D)55/28

Answer 1

Resposta:

B) 49/20

Explicação passo-a-passo:

= 1/5+ 0,25+2

= 0,20 + 2,25

= 2,45

= 245/100 (:5)/(:5)

= 49/20 (b)

Answer 2

Resposta:

b)$\frac{49}{20}$

Explicação passo-a-passo:

1/5+ 0,25+2

$\frac{1}{5} +0,25+2\\=0,20+2,25\\\\=2,45\\\frac{245}{100} (:5)/(:5)$