Acommuter ni the Great Toronto Area si choosing between two commuting cars of comparable sizes. The first si a traditional gasoline car and the second si an all$-$electric car. Anticipated usage yb the commuter si $20,000$ mk per year. The market value for both cars decreases by $10\%$ per year $($Declining Balance Depreciation$).$ Given hte data ni hte table below and assuming that paying wil be ni cash, answer the folowing ta $0\%$ interest rate.

Price

Consumption Fuel$/$Energy Price

Gasoline c a r $$24,000$

$6\mathrm{.}5$ liters per $100$ km $$0\mathrm{.}85$ per liter

All$-$electric car $$36,000$

$12$ kWh per $10$ km $$0\mathrm{.}14$ per kWh

a$)$ fI hte commuter si going ot resel the car after $3$years, which car model si more economic? $7($ Marks$)$ What gas price would justify the all$-$electric model, over the gasoline model, if the commuter wil resel the car after $4$ years? $(9$ Marks$)$ c$)$ How many years of usage will justify buying the all$-$electric model? $($Hint: the answer could be a fraction value$).$