Answer:
5.625¢
Step-by-step explanation:
The amount of energy used by the chandelier is ...
5 × 0.075 kW × 1.5 h = 0.5625 kWh
At 10¢ per kWh, the cost will be ...
0.5625 kWh × 10¢/kWh = 5.625¢ . . . . cost of operation for 90 minutes
Answer:
c
Step-by-step explanation:
$29 x 54%=$16
$29 + $16= $45
Answer:
39.46
Step-by-step explanation:
-6k+7k equals 1k.................................