WorksheetsPercents and Probability
Total questions: 20
Worksheet time: 20mins
The question P(red)? means...
What is the probability of red?
Is your favorite color red?
What animal is red?
Is the number colored red?
What is a complement?
the outcomes not included in an event
the main event
the small event
all of the events
The highest a percent can be is...
100%
1%
200%
1000%
30% off an item means I pay...
nothing
70% of the item
with cash money
30% of the item
During a month with 30 days, it rained on 9 of those days. What is the probability that it will rain on a randomly chosen day of this month?
30%
103
50%
309
On an airline, approximately 10% of the airline passengers who are booked for a flight do not show up for the flight. The airlines has booked 160 passengers for a flight with maximum seating of 135. How many of the 160 passengers booked for this flight will not have a seat, assuming 10% of the booked passengers do not show up?
5
9
12
15
A survey showed that 8 out of 20 homeowners in a neighborhood had cable television. If there were 320 homeowners in the neighborhood, how many could be expected to have cable television? (Do NOT label your answer.)
(a)
30% off an item means I don't pay...
nothing
70% of the item
with cash money
30% of the item
1/2, 50%
1/3, 33.3%
2/3, 66.7%
1/5, 20%
0%
1/4, 25%
1/2, 50%`
100%
You pick a marble from this bag.
What is the probability you will choose either a black or white marble?
3/5
9/100
1/10
2/5
Sam bought an $85.00 jacket for 40% off of the regular price. How much did he pay for the jacket?
75
51
36
34
You are purchasing a T.V for $990 T.V with 9% sales tax. What is the final price of the T.V.?
$ 1881.00
$ 1079.00
$ 1,079.10
$ 1,709.1
Write the percent as a decimal:
217%
.0217
0.217
2.17
21.7
Write 8% as a fraction
8/10
.08/100
8/100
0.8/100
Write 35% as a fraction IN SIMPLEST FORM.
35/100
7/20
3/5
5/3
Write 0.17 as a percent.
7%
17%
.0017%
170%
Write 0.604 as a percent.
60.4%
604%
6.04%
0.064%
Change 4% to a decimal.
.04
.004
.4
4
When converting decimals to percents, move the decimal:
Two places to the left.
Two places to the right.
Two places up.
Two places down.
