In an examination for final year students of a school, 60 offered Mathematics, 50 offered Economics and 48 offered Geography. 30 offered Mathematics and Economics, 16 offered Mathematics and Geography. and 22 offered Economics and Geography. If 10 candidates offered all the three subjects. a. Find the number of students offering only one subject. b. Find the number of students offering only two subjects.
In an examination for final year students of a school, 60 offered Mathematics, 50 offered Economics and 48 offered Geography. 30 offered Mathematics and Economics, 16 offered Mathematics and Geography. and 22 offered Economics and Geography. If 10 candidates offered all the three subjects. a. Find the number of students offering only one subject. b. Find the number of students offering only two subjects.
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter9: Counting And Probability
Section: Chapter Questions
Problem 2T: A hospital cafeteria offers a fixed-price lunch consisting of a main course, a dessert and a drink....
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In an examination for final year students of a school, 60 offered Mathematics, 50 offered Economics and 48 offered Geography. 30 offered Mathematics and Economics, 16 offered Mathematics and Geography. and 22 offered Economics and Geography. If 10 candidates offered all the three subjects.
a. Find the number of students offering only one subject.
b. Find the number of students offering only two subjects.
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