Mathematics
The values of a and b from the table are:
| x | y |
|---|---|
| 3 | 18 |
| 5 | a |
| b | 90 |
| 8 | 48 |
a = 30 and b = 270
a = 30 and b = 15
a = 45 and b = 15
a = 30 and b = 540
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