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0 / 60 seg.
An old fashioned bike wheel has 21 spokes. How many spaces are between the spokes - 20, 21, or 22?
2
1
S
P
_
C
_
S
B
_
T
W
_
_
N
T
H
_
S
P
_
K
_
S
.
W
H
_
N
Y
_
_
H
_
V
_
2
S
P
_
K
_
S
_
N
_
C
_
R
C
L
_
,
Y
_
_
H
_
V
_
2
S
P
_
C
_
S
B
_
T
W
_
_
N
T
H
_
M
Clue
"SIX DOZEN DOZEN" IS GREATER. "SIX DOZEN DOZEN" IS 6 X 12 X 12. "HALF DOZEN DOZEN" IS 1/2 X 12 X 12
B IS THE SISTER-IN-LAW OF E. A IS FATHER OF C AND C IS SISTER OF D. SO, A IS FATHER OF D. BUT D IS SON OF B. SO, B IS THE MOTHER OF D AND WIFE OF A. ALSO, E IS THE BROTHER OF A. SO, B IS THE SISTER-IN-LAW OF E
THERE WERE 8 GUESTS. IF THERE ARE 2 GUESTS, THERE WILL BE 1 HANDSHAKE. SO, 2 GUESTS, 1 HANDSHAKE 3 GUESTS, 2 HANDSHAKES 3 GUESTS, 3 HANDSHAKES 4 GUESTS, 6 HANDSHAKES WITH THIS, FOR N GUESTS, WE WILL HAVE (N(N-1))/2 HANDSHAKES
21 SPACES BETWEEN THE SPOKES. WHEN YOU HAVE 2 SPOKES IN A CIRCLE, YOU HAVE 2 SPACES BETWEEN THEM
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