Select all the situations that have a ratio of 4:5. Consonants to vowels in the name Australia Odd digits to even digits in 123,446,789 Consonants to vowels in the name Elizabeth Composite digits to prime digits in 234,567,899

1)

Australia

4 consonants (s, t, r, l)

5 vowels (a, u, a, i, a)

consonants : vowels = 4 : 5

2)

123446789

4 odd digits (1, 3, 7, 9)

5 even digits (2, 4, 4, 6, 8)

odd digits : even digits = 4 : 5

3)

Elizabeth

5 consonants (l, z, b, t, h)

4 vowels (e, i, a, e)

consonants : vowels = 5 : 4

4)

234567899

5 composite digits (4, 6, 8, 9, 9)

4 prime digits (2, 3, 5, 7)

composite digits : prime digits = 5 : 4

The situations that have a ratio of 4:5 are: consonants to vowels in the name Australia and odd digits to even digits in 123446789.