Jen's favorite band is going on tour this summer. there are eight different concert dates that jen could attend. she can only afford to see three shows. how many possible combinations are available for jen?

The number of possible combinations can be calculated by formula .

There are eight different concert dates that Jen could attend, then n=8.

Jen can only afford to see three shows, then k=3

and




56 possible combinations.

The answer is c because you turn 17.5% into a decimal which gives you .175 then you times that by $361.35 which gives you 63.23625 but then you round that which gives you 63.24. then you at 63.24 pulse 361.35 and you round it which gives you $425