Question

The mass of each gas cylinder is 21 kg 270 g . What is total mass of 28 such cylinder

Answer 1

Hey

Here is your answer,

Mass of one cylinder = 21kg 270g
Mass of 28 cylinders = 28 x 21.270.
(21kg 270g has been written in the form of 21.270)
=595.56

The mass is 595kg 56 g.

Hope it helps you!

Answer 2

ans is
28*21.270
(30-2)*21.270=638.1-42.54
=595.56