An electric iron is rated 220 V, 2 kW.
If the iron is used for 2 h daily find the cost of running it for one week if it costs Rs. 4.25 per kWh.

Explanation

To find the cost of running the electric iron for one week, we can follow these steps:

### Step 1: Calculate the total time the iron is used in one week.
The iron is used for 2 hours daily. Therefore, for one week (7 days):
\[ \text{Total time (T)} = 2 \text{ hours/day} \times 7 \text{ days} = 14 \text{ hours} \]

...