Forbes magazine published data on the best small firms in 2012. These were firms which had been publicly traded for at least a year, have a stock price of at least $5 per share, and have reported annual revenue between $5 million and $1 billion. The table below shows the ages of the chief executive officers for the first 73 ranked firms.

AgeFrequency Relative Frequency Cumulative Relative Frequency

40-44 4

45-49 3

50-54 15

55-59 20

60-64 21

65-69 8

70-74 2

Answer the following questions:

What percentage of CEOs are 59years or younger? Round your answer to the nearest tenth.

%

What is the relative frequency of ages 65 to 69? Round your answer to 4 decimal places

What is the cumulative frequency for CEOsover 55 years in age?Round to a whole number.Do not include any decimals