Respuesta :

SINAZEUS
it would take him 45 minutes to make 90 donuts
[tex] \frac{30}{60} = \frac{x}{90} \\ x = \frac{90 \times 30}{60} = \frac{27 00}{60} = 45[/tex]




good luck
60 times 3 = 180. Therefore it would take the chef 180 min to make 90 donuts