1. Questions

The number of hours a group of contestants spends preparing for a quiz show is listed below. What is the frequency table that represents this data?

8 12 25 32 45 50 62 73 80 99 4 18 9 39 36 67 33
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option 1
hour frequency
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0-9 3
10-19 2
20-29 1
30-39 4
40-49. 1
50-59. 1
60-69. 2
70-79. 1
80-89. 1
90-99. 1
———————————
option 2
hour frequency
————————————–
0-9 2
10-19 3
20-29 1
30-39 3
40-49. 2
50-59. 1
60-69. 2
70-79. 1
80-89. 1
90-99. 1
——————————————————
option 3
hour frequency
—————————————————–
0-9 4
10-19 1
20-29 0
30-39 4
40-49. 2
50-59. 1
60-69. 2
70-79. 1
80-89. 1
90-99. 1
—————————————————–
option 4
hour frequency
———————————–
0-9 3
10-19 2
20-29 1
30-39 4
40-49. 1
50-59. 1
60-69. 2
70-79. 1
80-89. 1
90-99. 2
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My answer is option #4

How many signers of the Declaration of Independence became President?