Question

termenul necunoscut al proportiei 0.6/4=18/x
VA ROG REPEDE DAU COROANA SI 20 PUNCTE​

Answer 1

$\frac{0.6}{4} = \frac{18}{x} \\ 0.6 \times x = 4 \times 18 \\ 0.6 \times x = 72 \\ x = 72 \div 0.6 \\ x = 120 \\ verificare \\ \frac{0.6}{4} = \frac{18}{120} \\ 0.6 \div 4 = 18 \div 120 \\ 0.15 = 0.15 \: (adevarat)$