Anyone for golf?

phgao

Posers and Puzzles

19 Jul 05

phgao

Non-Sub Recs: 0

Joined: 08 Apr 05
Moves: 455

19 Jul 05

A golf ball is packed into a cubical box so that it just fits. What percentage of the box is unfilled?

Mephisto2

Joined: 12 Mar 03
Moves: 44411

19 Jul 05

Originally posted by phgao
A golf ball is packed into a cubical box so that it just fits. What percentage of the box is unfilled?

volume of the ball: 4/3*pi*r^3
volume of the box: 8r^3

fraction unoccupied: 1- 4/3*pi/8= 1 - pi/6 = 48% approx.

villa68

Ireland

Joined: 01 Apr 03
Moves: 13905

19 Jul 05

Originally posted by Mephisto2
volume of the ball: 4/3*pi*r^3
volume of the box: 8r^3

fraction unoccupied: 1- 4/3*pi/8= 1 - pi/6 = 48% approx.

what about the dimples on the ball making it not perfectly spherical

lol

Sicilian Sausage

In your face

Joined: 21 Aug 04
Moves: 55993

23 Jul 05

Originally posted by villa68
what about the dimples on the ball making it not perfectly spherical

lol

You tell us? 😛

Bowmann

Non-Subscriber

RHP IQ

Joined: 17 Mar 05
Moves: 1345

23 Jul 05

Originally posted by villa68
what about the dimples on the ball making it not perfectly spherical

lol

Pity he's not a snooker fan.

Mephisto2

Joined: 12 Mar 03
Moves: 44411

23 Jul 05

Originally posted by Bowmann
Pity he's not a snooker fan.

Who is 'he'?

Bowmann

Non-Subscriber

RHP IQ

Joined: 17 Mar 05
Moves: 1345

24 Jul 05

Originally posted by Mephisto2
Who is 'he'?

Hag Op.

Do you always have such difficulty grasping the obvious?

Sicilian Sausage

In your face

Joined: 21 Aug 04
Moves: 55993

24 Jul 05

Originally posted by Mephisto2
Who is 'he'?

He thinks therefore he is.

Bowmann

Non-Subscriber

RHP IQ

Joined: 17 Mar 05
Moves: 1345

24 Jul 05

Originally posted by jimslyp69
He thinks therefore he is.

Most posters here fail to manage the think part.