Cross multiply? 9x2=18/3= 6
Answer:
Step-by-step explanation: make sure that a+b=180
for you'll get the answer
So we notice that they increase by 1
each time
first slot we have all of them so
4 choices=1st slot
3 choices=2nd slot (1 was taken for 1st slot)
2 choices
1 choice
multiply
4 times 3 times 2 times 1=24
answe ris 24 ways
Answer:
16 cd racks
Step-by-step explanation:
1,440%90
