A 19 m by 14 m rectangular garden needs fencing except for a 3 m gate. At Rs 150 per metre, what is the fencing cost?

Question: A 19 m by 14 m rectangular garden needs fencing except for a 3 m gate. At Rs 150 per metre, what is the fencing cost?

1. Rs 9600
2. Rs 9450
3. Rs 9300
4. Rs 9750

Correct Answer: B — Rs 9450

Explanation: Fence length is the rectangle perimeter 2(l + w) minus gate width; multiply by rate.
[2(19 + 14) − 3] × 150 = Rs 9450.