Answer:
A...
Step-by-step explanation:
Not completely sure. :<
Answer: = 62.8 pounds of CO₂
Step-by-step explanation:
1 kilowatt per hour produces 0.99 pounds of C02.
The total wattage in hours used was;
= 7,043 * 9 hours
= 63,387 watts
In kilowatts;
= 63,387/1000
= 63.387 kilowatts
CO2 produced;
= 63.387 * 0.99
= 62.75313
= 62.8 pounds of CO2
Answer:
x=20.
Step-by-step explanation:
2x+8=48
48-8
2x=40
40/2
x=20 DVD's
