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Sum
It is given that l varies directly as m. Find m when l is 8.
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Solution
Since l varies directly as m.
If `l = 8`
∴ `l/m` = k
⇒ `8/m = 1/3` ...`[because k = 1/3]`
⇒ m = `8 xx 3` = 24
Concept: Concept of Direct Proportion
Is there an error in this question or solution?
Chapter 10: Direct and Inverse Proportions - Exercise [Page 323]