Question

anyone can clarify this to me

Answer 1

Problem 03 What is the weight of a block of ice 24 in. by 24 in. by 24 in., if ice weighs 92 per cent as much as water, and water weighs 62.5 lb per cu. ft.? - See more at: http://www.mathalino.com/reviewer/solid-geometry/solved-problem-03-cube#sthash.IjlutXtX.dpuf

Answer 2

Unit weight of water
γwater=62.5 lb/ft3

Unit weight of ice
γice=92%γwater
γice=0.92(62.5)
γice=57.5 lb/ft3


Volume of ice block
Vice=(24/12)3
Vice=8 ft3


Weight of 8 ft3 ice block
Wice=γiceVice
Wice=57.5(8)
Wice=460 lb answer

- See more at: http://www.mathalino.com/reviewer/solid-geometry/solved-problem-03-cube#sthash.IjlutXtX.dpuf

Answer 3

how did they get 24/12 as s?

Answer 4

@hartnn

Answer 5

The 24/12 is for converting inches to feet by dividing by 12.