Comprehension Passage
Directions: Read the data carefully and answer the following questions.
Bar graph shows that 2 successive discounts allowed on four different articles.
Marked price of D is 20% less than that of A and sum of selling price of both the articles is 3984 and loss on D is 20% and profit on A is 20%. Find the ratio of cost price of D to that of A.
1
15 ∶ 17
2
17 ∶ 10
3
10 ∶ 17
4
19 ∶ 15
5
15 ∶ 19