Question

solve this question...​

Answer 1

Answer:

3:10

Step-by-step explanation:

a : b = 3 : 5 , b : c = 3 : 5

a/b * b/c = 3/5 × 3/5 = 9/25

a : c = 9: 25 , c : d = 5:6

a/c * c/d = 9/25 * 5/6

a : d = 45 : 150 = 3 : 10

Answer 2

Answer:

given:

a:b = 3:5

c:b = 5:3

c:d = 5:6

so,

a:d = 3:6 = 1:2