Answer:
n(R)=9
n(Y)=4
n(B)=5
n(G)=7
n(s)25
probability of getting red =n(R)/n(S)=9/25
Answer:

Step-by-step explanation:
I do not know if this is completely correct
Answer:
21
Step-by-step explanation:
Answer:
10 segments
Step-by-step explanation:
AB, BC, CD, DE, AC, AD, AE, BD, BE, CE
Answer:
Alex earned about $60 more than Joaquin did.
Step-by-step explanation: