Answer:
(a) 74553
(b) 172120
(c) 234802
Step-by-step explanation:
Given

Solving (a): 1998
Year 1998 means that:


So, we have:




--- approximated
Solving (b): 2003
Year 2003 means that:


So, we have:




--- approximated
Solving (c): 2006
Year 2006 means that:


So, we have:




--- approximated
Answer:
I believe it would cost 9 cents per cubic foot of gas.
Step-by-step explanation:
<h3>Answer:</h3><h3>14/2=t/7</h3><h3>7=t//7</h3><h3>14=t</h3>