Posted by Rachal on Thursday, February 10, 2011 at 7:28pm.
You can answer any 8 questions from the 12 questions on an exam. In how many different ways can you choose the 8 questions, assuming that the order in which you choose the questions is irrelevant?

Math  Ronaldo, Thursday, February 10, 2011 at 7:38pm
you must use combination formula.
n!/r!(nr)!
Sub values
12!/ 4! 8!
! is factorial.

Math  Maphefo, Sunday, April 17, 2011 at 6:44am
Yes

Math  jennfer, Monday, November 17, 2014 at 9:31pm
a student answers 75% on a math exam correct. If he answer 60 questions correctly How many questions are on the exam.
Answer This Question
Related Questions
 statistics  You can answer any questions from the questions on an exam. In how ...
 Math  An exam consists of six trueorfalse questions. Assuming that every ...
 Grade 12 Data Management  There are 12 questions on an examination, and each ...
 math!  You have 48 minutes to take an exam of 21 questions. After you finish ...
 Algebra 2  You have 48 minutes to take an exam of 21 questions. After you ...
 Math  For a calculus quiz, the teacher will choose 11 questions from the 15 in ...
 ap english exam  Does anyone know where I can find a free online copy of ...
 ALGEBRA  A student is asked to answer 7 out of 11 questions on an exam. In how ...
 ALGEBRA  A student is asked to answer 7 out of 13 questions on an exam. In how ...
 Combination  In a question paper there are two parts A and B . Part A contains ...
More Related Questions