Question 13.
In how many ways can 3 students be selected from a group of 12 students to represent a school
in the inter school essay competition?
Answers
Answered by
0
Answer:
In 4 groups of 3 students
Answered by
4
Answer:
220 ways
Step-by-step explanation:
the students can be selected by the following method
the 1st student can be anyone from the 12 students
the 2nd one can be any one from 12-11 students
the 3rd student can be anyone from 12-2students
thus (in the pic)
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