The surface area of water in a swimming pool forms a rectangle with length 30m and breadth 12m. The depth of water increases uniformly from 1.4m to 2.6m at the other end. The volume (in m³) of water in the pool is

Volume of water in the pool = 30 × 12 × ((1.4+2.6)/2) = 720 m³

- The length, breadth and height of a storeroom are 17m, 10m and 12m respectively. If each box occupies 40 m
^{3}of space, then how many boxes can be placed in the storeroom? - The length of the rectangle is triple its breadth. If the perimeter of the rectangle is 120 m, then find the area (in m
^{2}) of the rectangle. - The perimeter of a rectangular field is 480 meters and the ratio between the length and breadth is 5:3. The area of the field is:
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^{3}, then find the total cost of the juice in tank. - The angle of depression of the foot of a building from the top of a tower 54√3 m away is 30°. How high is the tower?
- The perimeter of a rectangle is 300m. If the difference between the length and breadth of the rectangle is 10m, then what is the circumference of the largest circle that can be drawn inside the rectangle?
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- A certain sum is deposited for 4 years at a rate of 10% per annum on compound interest compounded annually. The difference between the interest at the end of 2 years and that at the end of 4 years is ₹5,082. Find the sum (in ₹).

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