Victoria spins the spinner 18 times, and it stops at the letter 'B' 10 times. If she spins the spinner a 20th time, what is the
theoretical probability that this time it will stop at the letter 'B'?
1 over 20
1 over 18
1 over 14
1 over 10
1 over 20
1 over 18
1 over 14
1 over 10
1 answer:
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Answer: (3, 3)
Step-by-step explanation:
the graphs of and
are flipped: if the point
is on the graph of
, then the point
is on the graph of
.
Any points of intersection will satisfy . A point that satisfies this property must have the same x and y coordinate. (Think about it.) The only point on
like that is
, so that is the point of intersection.