Question

If (a - b): (b - c): (c - d) = 1 : 2 : 3, then (a + d): c ?​

Answer 1

Answer:

2:1

Step-by-step explanation:

Just take an example to solve this question

1, 2 and 3 as difference

Lest take a=10

a-b= 1 so b=9

b-c=2 so c=7

c-d=3 so d=4

(a+d) :c = 14:7

Finally the answer is 2:1