I suppose a DJ wants to select 4 different songs, then there are: 12*11*10*9 = 11880 ways to choose them.
If the order of the songs he plays doesn't matter, there are: 
ways to choose them.
Answer:
A
(The probability of randomly selecting a picture that shows Justin with his friends is greater than the probability of randomly selecting a picture that shows Justin with his family.)
Answer:
98
Step-by-step explanation:
Answer: 3(9b+8)
Step-by-step explanation: Have a brilliant day of learning!-Lily ^-^
Answer:jai can bake 42 cakes in a week
Step-by-step explanation:
