Convert each part of the ratio to percentage:

(a) 3:1 (b) 2:3:5 (c) 1:4 (d) 1:2:5

(a) 3: 1

Total parts = 3 + 1 = 4

1^st part

2^nd part =

(b) 2: 3: 5

Total parts = 2 + 3 + 5 = 10

1^st part =

2^nd part =

3^rd part =

(c) 1: 4

Total parts =1 + 4 = 5

1^st part =

2^nd part =

(d) 1: 2: 5

Total parts = 1 + 2 + 5 = 8

1^st part =

2^nd part =

3^rd =