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Question
If x and y vary inversely, find the values of l, m, and n :
| x | 24 | 32 | m | 16 |
| y | l | 12 | 8 | n |
Solution
∵ x and y are inversely proportional
∴ xy is equal
Now,
xy = 32 × 12 = 384
24 × l = 384 ⇒ l = `384/24` = 16
m × 8 = 384 ⇒ m =`384/8` = 48
16 × n = 384 ⇒ n = `384/16` = 24
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