Question

Matéria: Regra de 3 simples
Pfv me ajudem :))

Answer 1

4- 6R$-----1250kg

X -----0,750kg

1250x=450

x=450/1250

x=0.36 centavos.

5- 39L-----300s

X ----- 90

300x=3510

x=3510/300

x= 11.7 L

6- 32 caixas-----160 bombons

X ------- 385 bombons

160x=12320

x=12320/160

x= 77 caixas

7- 380 km-----300min

X ------420min

300x=159600

x=159600/300

x=532 km

8- 24L--------192km

X --------120km

192x=2880

x=2880/192

x=15 L