How old was Joe Biden by the time he was elected the president of the United States?
78 years
61
58
61
62
58
61
62
58
61
63
62
58
61
63
62
66
58
61
57
63
62
66
65
58
69
61
59
57
63
62
50
66
65
67
58
69
61
50
59
57
63
62
65
68
66
67
50
58
69
61
59
57
63
65
62
68
50
66
67
56
65
58
69
61
59
57
63
62
50
71
66
56
65
67
68
58
69
61
50
59
57
63
62
56
65
66
67
50
71
58
69
61
55
59
56
57
63
65
62
68
50
66
48
67
55
56
65
58
69
61
59
57
63
62
50
71
48
68
55
66
56
65
58
69
61
50
79
59
57
63
62
48
78
55
56
65
66
67
50
71
48
68
58
69
61
55
56
57
63
65
62
50
79
59
66
48
67
78
55
56
65
58
61
57
63
62
50
71
76
48
68
69
55
66
56
65
35
61 years
58
61
50
79
59
57
63
62
48
67
78
55
37
56
65
66
43
50
71
76
48
68