©Ms. Garcia Math
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Quiz:
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Probability With School Items
?
The probability of event A is the number of ways event A can occur divided by the total number of possible outcomes.
A paper bag contains school items. If a single object
erasers
is chosen at random from the bag, what is the
pushpins
probability of choosing an
eraser
?, a
pushpin
?,
pencils
a
paper clip
?, a
sharpener
?, a
pencil
?
paper clips
(Find the requested probabilities as a fraction)
sharpeners
Total
1)
P(eraser)
=
number of ways to choose an eraser
total number of items
2)
P(pushpin)
=
number of ways to choose a pushpin
total number of items
3)
P(pencil)
=
number of ways to choose a pencil
total number of items
4)
P(clip)
=
number of ways to choose a paper clip
total number of items
5)
P(sharpener)
=
number of ways to choose a sharpener
total number of items