Question

Numerele 24 si 42 sunt direct proportionale cu x respectiv 14. afla x

Answer 1

$\frac{24}{x}$ = $\frac{42}{14}$

42*x=24*14
42*x=336  /:42
x=8

Answer 2

24/x=42/14

x= $\frac{24x14}{42} = \frac{336}{42} =8$