Possibilities???????

At an annual flower show, 6 different entries are to be arranged in a row.


a)How many different arrangements of the entries are possible?


b)If the owners of the 1st, 2nd and 3rd place entries will be awarded prizes of $100, $50 and $25 respectively, how many ways can the prizes be awarded?





Thanks for any help!
Possibilities???????

FlowersBirthday FlowersSympathy Flowersa) 6*5*4*3*2*1 = 720


b) 6*5*4 = 120


.fitness