10 с рег 5) In one of the Caribbean territories,
electricity is charged for as follows:
Fixed charge
$4 per month
First 50 kWh
12c per kWh
Next 200 kWh
kWh
All over 250 kWh
8c per kWh
A discount of 10% is allowed on all bills
paid within 14 days.
A householder uses 560 kWh of electricity
in 3 months. How much will he
pay
if the
bill is paid within 14 days?​