A regular hexagonal prism has its perimeter of base as 600 cm and height 200 cm Find weight of petro...........

Quantitative Aptitude ( CCS) Mensuration 3D

A regular hexagonal prism has its perimeter of base as 600 cm and height 200 cm. Find weight of petrol that it can hold if density is 0.8 g/cc. (Take √3 = 1.73)

4100 kg

5241 kg

4152 kg

none of these

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Explanation:

Side of hexagon = (Perimeter) / (Number of Sides)
= 600/6 = 100 cm.
Area of regular hexagon = (3√3) / 2 x 100 x 100 = 25,950 sq.cm.
Volume = Base Area × height = 25950 x 200 = 5,190,000 cu.cm
Weight of petrol = Volume x Density
= 5,190,000 cc × 0.8 g/cc
= 4,152,000 gm. = 4,152 kg.