Answer:
yes
Step-by-step explanation:
yes this is hope it hepls
Answer:
you should know you dont need help so do it by yourself. if you want the awnser you should know or you just dont pay attention in class.1234567890 is your awnser
Answer:
none
Step-by-step explanation:
That is 20C2 The number of combinations of 2 from 20
= 20 * 19 / 2*1 = 190 answer