Answer:
32760
Step-by-step explanation:
This is a permutation of 15 objects taken 4 at a time. To calculate this, we use the formula:

In our case, n is 15 and r is 4:

OK So this is how u do this:-
0.048*30=1.44
Hope I helped:D
Answer:
0.0625
Step-by-step explanation:
because the other answer is wrong.
(and bad) :)
I only know A sorry.
A-18.75