How many were in the Apollo 11 flight?
3
3
3
3
3
4
3
4
2
3
4
2
3
4
2
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
3
4
2
5
1
3
6
4
2
5
1
3
6
4
2
5
1
3
6
4
2
5
1
3
6
7
4
2
5
1
3
6
7
4
2
5
1
3
6
7
4
2
5
1
3
6
7
4
2
5
1
6
7
4
2
5
1
6
7
4
2
5
1
6
7
4
2
5
1
6
7
2
5
8
1
6
7
5
8
1
6
7
5
9
8
1
6
7
5
9
8
1
6
7
9
8
1
6
7
133
9
8
0
1
6
7
132
9
133
8
11
1
0
6
7
12
9
8
132
11
133
1
6
7
0
12
9
8
125
13
144
11
102
1
132
6
168
7
133
12
9
8
0
13
11
10
125
24
144
7
66
134
102
127
132
12
168
16
9
133
8
13
11
10
126
0