QQuestion
Half of a cuboidal water tank with length of 2.1 m and breadth of 1.5 m is filled with water. If 630 liters of water is poured into the tank, then calculate the increased height of water.
WBBSEClass 10MathematicsRectangular Parallelopiped or Cuboid04 Mark2022 Easy
✓Answer
Length = 2.1 m
Breadth = 1.5 m
Base area = 2.1 × 1.5 = 3.15 m²
Volume poured = 630 L = \frac{630}{1000} m³ = 0.630 m³
Increase in height = \frac{0.630}{3.15} m
= 0.2 m
= 20 cm
The water level rises by 20 cm.
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