Comprehension Passage
Direction: Study the following information carefully and answer based on it.
The table given below shows the total number of music instruments (Guitar + Keyboard) sold and ratio of number of guitars sold to number of keyboards sold by three different sellers.
| Seller | Total number of music instruments sold | Ratio of number of guitars sold to number of keyboards sold |
| Akash | 280 | 4:3 |
| Binny | 360 | 7:5 |
| Chandani | 260 | 6:7 |
Find the respective ratio between number of guitars sold by seller Binny and that by seller Chandani.
1
5:7
2
7:9
3
4:9
4
7:4
5
3:8