Asked by James Amoah
In a class of 50 student's, the number of student's who offer Accounting is twice as the number who offer Economics. 10 students offer neither of the two subject, 5 students offer both subject.
(1) how many students offer Accounting.
(2)how many students offer Economics.
How many students offer only one subject.
(1) how many students offer Accounting.
(2)how many students offer Economics.
How many students offer only one subject.
Answers
Answered by
oobleck
AAAaannndd the bot gets it wrong yet again!
as before, if x do econ, then
x + 2x - 5 = 50-10
x=15
so
econ: 15
accounting: 30
econ only: 15-5 = 10
accounting only: 30-5 = 25
so 35 do only one subject
as before, if x do econ, then
x + 2x - 5 = 50-10
x=15
so
econ: 15
accounting: 30
econ only: 15-5 = 10
accounting only: 30-5 = 25
so 35 do only one subject
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