Use the following information to answer questions 42- 45.
Jin's Office Supply sells different styles of notebooks. The sale price and number of sheets per notebook for 3 styles of notebooks are given in the table below. The sale price is the amount a customer pays for that notebook.
43. A bin contains 100 Style A notebooks, 100 Style B notebooks, and 100 Style C notebooks. Antoine will select 3 notebooks from the bin. How many different selections of 3 notebook styles are possible?
(Note: The order in which the notebooks are selected does not matter.)
Your Answer is
Correct Answer is C
Explanation
Three notebooks are of the same kind, there are 3 possibilities; two of them are of the same kind, and the other notebook is different, there are 3×2=6 kinds; three notebooks are different, there is 1 possibility, so There are 10 possibilities in total.