The frequency distribution representing the number of frequent flier miles accumulated by employees at Brumley Statistical Consulting Inc. is given below.

Frequent Flier Miles (000)	Frequency
0 up to 3			6
3up to 6			13
6up to 9			22
9up to 12			9
12up to 15			4
Total			54

How many employees accumulated less than 9,000 miles?

b. Convert the frequency distribution to a cumulative frequency distribution.

c. Outside of Connect, portray the cumulative distribution in the form of a cumulative frequency polygon. d. Based on the cumulative relative frequencies, about 75% of the employees accumulated how many miles or less? (Round your answer to 1 decimal place. Enter your answer in thousand miles.)