Step-by-step explanation:
25 mi × (1 gallon-equivalent / 114 mi) = 0.219 gallon-equivalent
0.219 gallon-equivalent × (34 kWh / gallon-equivalent) = 7.46 kWh
7.46 kWh × (12 cents / kWh) = 89.5 cents
Rounded up to the nearest cent, it costs 90 cents per 25 miles.