Answer:
answer is -1 according to calculation
Answer:
6 hours
Step-by-step explanation:
if it costs 12 dollars to rent it at first then that subtracts 12 dollars from the total 30.
this leaves you with 18 buck, divide 18 by 3 and you get 6, she had it for 6hours
1584 lightbulbs would be defective out of 4400
The ratio is 21.1 now give me my 33 dolar