Answer: 72.8%
Step-by-step explanation:
1/2 because 7/6 & 4/3 are improper fractions(fractions that have a higher numerator than a denominator) and 3/3 should just be written as 1.
No a biased sample is not valid
Answer:
-3/4
Step-by-step explanation:
I hope this helps.
Answer:
18.446
Step-by-step explanation: