Resposta :
Explicação passo a passo:
250 m³ >>>>>>>>>>>>>>>>>>>>>>>>>>>3caminhões
7 000 m³ >>>>>>>>>>>>>>>>>>>>>>>>>x
250/7000 = 3/x
e cruz
250 * x = 7 000 *3
250x=21000
x = 21 000 /250
x =84 >>>>>resposta
Explicação passo a passo:
250 m³ >>>>>>>>>>>>>>>>>>>>>>>>>>>3caminhões
7 000 m³ >>>>>>>>>>>>>>>>>>>>>>>>>x
250/7000 = 3/x
e cruz
250 * x = 7 000 *3
250x=21000
x = 21 000 /250
x =84 >>>>>resposta