The perimeter of rectangle is 200 meter. The breadth is 1/3 part of the length. What is the length?
সমাধান
সঠিক উত্তর: Option D
Length= x
Breadth= x/3
Then,
2(x+ x/3) = 200
or, x+ x/3 = 100
or, (3x+x)/3 = 100
or, 4x = 300
or, x = 300/4 = 75
