Question

DAU COROANA! VA ROGG REPEDEEEE​

Answer 1

Răspuns:

435454,545

Explicație pas cu pas:

54-56=a

Answer 2

$3a = 5b = > a = \frac{5b}{3}$

$\frac{a}{b} = \frac{ \frac{5b}{3} }{b} = \frac{5b}{3} \div \frac{b}{1} = \frac{5b}{3} \times \frac{1}{b} = \frac{5}{3}$