जॉइन Examsbookउत्तर : 3. "Rs. 3944"
What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 58 ?5
प्र: What will be the cost of building a fence around a square plot with area equal to 289 sq ft, if the price per foot of building the fence is Rs. 58 ?
- 1Rs. 3748false
- 2Rs. 3847false
- 3Rs. 3944true
- 4Rs. 3154false
- उत्तर देखें
- Workspace
उत्तर : 3. "Rs. 3944"
व्याख्या :
Answer: C) Rs. 3944 Explanation: Let the side of the square plot be 'a' ft.Given area of the plot (a x a) = 289 => a = 17Length of the fence = Perimeter of the plot = 4a = 68 ft.Cost of building the fence = 68 x 58 = Rs. 3944.