Answer:
y=9/4 = 2.25
Step-by-step explanation:
Answer: it’s very good imo
The answer to your question is 8, because you replace z with 2
Answer:
the chance of getting at least 1 head is 99.8%.
Step-by-step explanation:
Since the chance to head is a %.5 chance, then thats the variable. There is 9 of those , and then mulitply that then subtract from one.