3 10 =30 2 10 + 10=30 so i think its ten they both equal 30
Answer:
2x
Step-by-step explanation:
i think this is correct, I'm not 100% sure that it is because the question was a little confusing.
Answer:
29.47
Step-by-step explanation:
Answer:
37.94
Step-by-step explanation:
the 9th percentile is equal to a zscore of -1.34
-1.34=(x-50)/9
x=37.94