The answer to your question is D.
Answers my vary but what i got is 140 divided by 10 = 14
Answer: 601
Step-by-step explanation:
The formula to find the minimum sample size(n) , if the prior population proportion is unknown:
, where E = margin of error ,
= critical z-value for confidence level c.
Given : E = 0.04
Z-value for 95% confidence = 1.96
So, the minimum sample size required = 

Hence, the minimum sample size required = 601
Answer:
B,Friday
Step-by-step explanation:
4 to 9 is 5 hours,the total hours for the week is 32.5 hours
Answer:
B because u will have to first open the bracket according to BODMAS: bracket of division multiplication addition and subtract trust me before solving something like this use this <u>BODMAS</u>