The dimensions of a cuboid are in the ratio 5 : 3 : 1 and its total surface area is 414 m2. Find the dimensions.
Given,
Ratio of dimensions of cuboid = 5:3:1
Total surface area of cuboid = 414 m2
Let dimensions are = 
So,
= 
= 
= 
=
= 
So,
Dimensions are = 
= 
=
6