The time taken to thoroughly audit the books of a small business by Royce, Smith and Jones Auditors has been found to follow a normal distribution with a mean of 5.5 days and a standard deviation of 7 days.

For what proportion of claims is the processing time expected to be longer than 8 days?

Give your answer to two decimal places in the form 0.xx.

Answer:??

Part B

The company is currently auditing the books of 40 small businesses. How many, to the nearest whole number are expected to take longer than 8 days to audit? Give your answer in the form xx or x as appropriate.

Answer:??