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Question
The perimeter of a rectangular swimming pool is 64m. If the length and breadth are in the ratio of 5: 3. Find the length of the rectangular swimming pool in (m).
The perimeter of a rectangular swimming pool is 64m. If the length and breadth are in the ratio of 5: 3. Find the length of the rectangular swimming pool in (m).
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Solution
The correct option is B 20
Perimeter of swimming pool = 64m
Perimeter = 2(length + breadth)
Length = 5x, breadth = 3x
64 = 2(5x + 3x)
8x = 32
x = 4
Length of the swimming pool = 4 × 5 = 20m
20
Perimeter of swimming pool = 64m
Perimeter = 2(length + breadth)
Length = 5x, breadth = 3x
64 = 2(5x + 3x)
8x = 32
x = 4
Length of the swimming pool = 4 × 5 = 20m
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