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The perimeter of a rectangular swimming …

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The perimeter of a rectangular swimming pool is 154cm. It's length is 2m more than twice it's breadth, what is the length and breadth of the pool

Posted by Shanta Solia 5 years, 5 months ago

CBSE > Class 08 > Mathematics

1 answers

Gaurav Seth 5 years, 5 months ago

Let the breadth be 'x'

Length = 2 + 2x

Now perimeter of a rectangle = 2(l + b)

2(l + b) = 154
2 ( 2 + 2x + x) = 154
2 ( 2 + 3x) = 154
2 + 3x = 77
3x = 75
x = 25 m

Required breadth = 25 m
Length = 2 + 2 x 25 = 52 m

2Thank You

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CBSE > Class 08 > Mathematics