John earned $36 for 8 hours of work, Earnings are directly proportional with hours worked. How much did he earn when he worked 30 hours? O $135​

Respuesta :

Answer:

he earned 135 dolars

Step-by-step explanation:

Answer:

$135

Step-by-step explanation:

first you want to find out how much he makes for 1 hour

36/8=4.5

then you multiply 4.5 by 30 because he makes $4.5 an hour and you want to find out how much money he makes when working 30 hours