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18 Jan 2019, 00:54
Kudos
Bookmarks
E
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
97% (00:29) correct
3%
(01:01)
wrong
based on 79
sessions
History
Date
Time
Result
Not Attempted Yet
A restaurant offers a special that consists of an entrée, a main course, and a dessert. If customers can choose from 4 entrées, 5 main courses, and 3 desserts, how many different meals can be chosen?
A 3
B 12
C 20
D 40
E 60
A 3
B 12
C 20
D 40
E 60
18 Jan 2019, 05:34
Kudos
Bookmarks
Bunuel
To select r out of n objects, we use nCr = n! / [r!*(n-r)!]
4C1 * 5C1 * 3C1 = 5*7*4 = 60
Answer: Option E
Archit3110
Major Poster
18 Jan 2019, 07:35
Kudos
Bookmarks
Bunuel
4c1*5c1*3c1
= 60
IMO E
