For both of these, we will divide the wanted outcome by the number of possible outcomes. We will end up with a decimal. A decimal multiplied by 100 becomes a percent.
[a] 50%

[b] 52%


-5.6(repeating 6), -√(21), 3&9/10, 5.2
I dont know of you wanted the graph too so here
everything is in the pictures here, also sorry if I am wrong
Answer:
c
Step-by-step explanation: