Question

Which ratio is the odd one out? 1:8, 5:40, 7:55, 10:80, 3:24

Answer 1

i) 1: 8

ii )5 : 40

1: 8

iii) 7: 55

iv) 10: 80

1: 8

v) 3: 24

1 : 8

7 : 55 is odd one