Probability
Fractions & Mixed Numbers
100
One student is selected at random from a committee of 6 boys and 4 girls to be the leader for planning the class trip to Monticello. What is the probability the leader chosen is a girl?
4/10 or 2/5
100
Michael mowed 2/3 of the lawn. Daniel mowed 1/12 of the lawn, How much is left to mow? A) 1/6 B) 1/4 C) 1/8 D)1/12
B) 1/4
200
A middle school in Bristol is giving away a prize at its Fall Carnival. The Galvan family fills out 10 tickets for the prize. A total of 100 tickets are entered in the giveaway. What is the PERCENT probability the Galvans will win the prize?
10%
300
Mr. Gulliver travels to and from work by train. Trains to work leave at 6, 7, 8, 9, and 10 A.M. Trains from work leave at 3, 4, and 5 P.M. Suppose Mr. Gulliver selects a morning train at random and then selects an afternoon train at random. Calculate the probability of the following. He leaves for work BEFORE 9 A.M.
9/15 = 3/5
500
Chenelle did homework for 2/5 of an hour on Monday, 3/10 of an hour on Tuesday, 2 3/5 hour on Wednesday, 1 7/10 hours on Thursday, and 1/2 hour on Friday. How many hours of homework did she do in all?
5 1/2
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