Math
posted by Bob .
Webster Aquatic Center offers various levels of swimming lessons yearround. The March 2005 Monday and Wednesday evening lessons included instructions from Water Babies through Adults. The number in each classification is given in the table that follows.
Swim Lesson Types
No. of Participants
Water Babies
4
Tiny Tots
16
Tadpoles
3
Level 2
5
Level 3
16
Level 4
5
Level 5
7
Level 6
1
Adults
17
Total
74
(a) If one participant is selected at random, find the probability that the participant is in Tiny Tots. (Give your answer correct to two decimal places.)
(b) If one participant is selected at random, find the probability that the participant is in the Adults lesson. (Give your answer correct to two decimal places.)
(c) If one participant is selected at random, find the probability that the participant is in a Level 2 to Level 6 lesson. (Give your answer correct to two decimal places.)
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