The cost of leveling the ground of a circular region at a rate of Rs2 per sq metre is 4928.Find the radius of ground.
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Answer:
The radius is 28
Step-by-step explanation:
Area of square = 4928/2
= 2464
22/7 * r*r = 2468
r*r = 2464*7/22
r*r = 784
r = 28
Answered by
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Given:
- Rate of levelling circular region is Rs2/m².
- Cost of levelling circular region is Rs4928.
To Find:
- The radius of the circular region.
Concept Used:
- We will first find area by dividing Total cost by rate
- Secondly we will find radius using formula to find area if circle.
Answer:
Given that rate of levelling is Rs 2/m² ,and total cost is Rs4928.
Now , we can find area by dividing Total cost by rate of levelling.
Now , we can find the radius of the circle by using the formula to find area of circle.
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