Trick Questions - 4

[soroban]

. . . . . . . . Trick Questions - 4


A train one mile long travels at 60 miles per hour.
It enters a tunnel which is one mile long.
How long does it take to pass through the tunnel?

Spoiler

Two minutes.
One minute to get into the tunnel . . .

The town clock takes 5 seconds to chime 6 o'clock.
How long does it take to chime 12 o'clock?

Spoiler

Eleven seconds.
Count the intervals between the chimes.

A steel ball is dropped into a bucket of water.
Does it sink faster in 40^o F water or 25^o F water?

Spoiler

40^o water.
The other bucket has ice.

Which room is the safest?
Room A: six men with automatic weapons.
Room B: three cheetahs that haven't eaten in three months.
Room C: a box of dynamite with a lit fuse.

Spoiler

Room B.
The cheetahs have starved to death.

 

[Evgeny.Makarov]

A steel ball is dropped into a bucket of water.
Does it sink faster in 40^o F water or 25^o F water?

This question does not translate well from the American to British English...