Riddles
Go to...
Index
Translations
Pronunciation
Images
Computers
Geography
Languages
0 / 60 seg.
The number of bacteria in a large sealed jar doubles every minute. The bacteria will take an hour to fill the jar. When will the jar be half full?
T
H
_
J
_
R
W
_
L
L
B
_
H
_
L
F
F
_
L
L
_
N
5
9
M
_
N
_
T
_
S
.
A
M
_
N
_
T
_
L
_
T
_
R
,
_
T
W
_
L
L
D
_
_
B
L
_
_
N
D
W
_
L
L
F
_
L
L
T
H
_
J
_
R
Clue
A HALF DOLLAR. REMOVE HALF AND YOU GET A DOLLAR
THE JAR WILL BE HALF FULL IN 59 MINUTES. A MINUTE LATER, IT WILL DOUBLE AND WILL FILL THE JAR
1 1/2 HOURS IS THE SAME AS 90 MINUTES
THE DISH WAS HALF FULL AT 12.59 PM. SINCE THE BACTERIA DOUBLES EVERY MINUTE, THEN ONE MINUTE EARLIER, THE DISH MUST HAVE BEEN HALF FULL
Text
Audio
Text & audio
Free text
Multiple option
Previous question
Start
Next question
Please enable JavaScript to continue using this application.