Comprehension Passage
Directions: The following table shows the total number of customer support inquiries received by different companies via phone and email in a week and the percentage of customer inquiries resolved within 24 hours via phone and email.
| Companies | Total number of customer support inquiries received via phone | Total number of customer support inquiries received via email | Percentage of customer inquiries resolved within 24 hours via phone | Percentage of customer inquiries resolved within 24 hours via email |
| J | 1640 | — | 40% | — |
| K | 1580 | 1300 | — | 63% |
| L | 1390 | 920 | 60% | — |
| M | — | 1280 | — | 72.5% |
| N | 1040 | 640 | — | 35% |
Find the ratio of customer inquiries received by M via phone to the customer inquiries unresolved by N via email in 24 hours if the total customer inquiries received by M via phone and email are 180% of customer inquiries received by K via phone.
1
283:171
2
391:104
3
264:117
4
295:132
5
359:141