Question 1 10 Marks] Usage: 6 Fluorescent lamps (38W) are used for 5 hours a day 1 Television (100W) is used for 4 hours a day 5 Fans (60W) are used for 4 hours a day 2 Air conditionings (1200W) are used for 7 hours a day 1 Refrigerator (700W) is used 24 hours a day 1 Iron (1000W) used 30 minutes 0.5 hours a day 1 Microwave oven (900W) is used 15 minutes=0,25 hours a day 1 Electric oven (2400W) is used 2 hours a week = 0.29 hours a day Electricity tariff rates for domestic consumers according to Tenaga Nasional Berhad (TNB) rates: 1. The first 200 kWh = RM 0.218 2. Next 100 kWh = RM 0.334 3. Next 300 kWh = RM 0.516 4. Next 300 kWh = RM 0.546 Figure 1 Figure 1 shows the total electricity consumption for Mr. Muallim for a day during Conditional Movement Control Order (CMCO), as well as electricity tariff rates for domestic consumers issued by Tenaga Nasional Berhad (TNB). Based on Figure 1, answer the following questions: a) What is the total electricity consumption (kWh) for Mr. Muallim for the month if the same use is done for 30 days? (please indicate the relevant calculation workflow). [6 Marks b) What is the total bill to be paid by Mr. Muallim in that month? 14 Marks See next page Question 1 10 Marks] Usage: 6 Fluorescent lamps (38W) are used for 5 hours a day 1 Television (100W) is used for 4 hours a day 5 Fans (60W) are used for 4 hours a day 2 Air conditionings (1200W) are used for 7 hours a day 1 Refrigerator (700W) is used 24 hours a day 1 Iron (1000W) used 30 minutes 0.5 hours a day 1 Microwave oven (900W) is used 15 minutes=0,25 hours a day 1 Electric oven (2400W) is used 2 hours a week = 0.29 hours a day Electricity tariff rates for domestic consumers according to Tenaga Nasional Berhad (TNB) rates: 1. The first 200 kWh = RM 0.218 2. Next 100 kWh = RM 0.334 3. Next 300 kWh = RM 0.516 4. Next 300 kWh = RM 0.546 Figure 1 Figure 1 shows the total electricity consumption for Mr. Muallim for a day during Conditional Movement Control Order (CMCO), as well as electricity tariff rates for domestic consumers issued by Tenaga Nasional Berhad (TNB). Based on Figure 1, answer the following questions: a) What is the total electricity consumption (kWh) for Mr. Muallim for the month if the same use is done for 30 days? (please indicate the relevant calculation workflow). [6 Marks b) What is the total bill to be paid by Mr. Muallim in that month? 14 Marks See next page
