The number of ways, in which a student can choose 5 courses out of 8 courses, when 2 courses are compulsory is
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Answered by
1
Answer:
they choose other three courses which shows their interest
Answered by
1
Answer: There are 20 ways to choose courses.
Explanation : 6*5*4/3*2*1
after solving this question we will get 20.
let me explain,
in question we have told 2 courses are compulsory then we have to choice only 3 course out of 6 course, then probability of choosing each course is 3/6 which is 1/2.
And to find number ways we have to use formula
= no. of remain course(upto how much is free to choice)/no. of remaining course to choice
*This is an easy tips or tricks to solve this type of question.
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