[a] \[\frac{p+r}{r}=\frac{q+p}{p}\] |
[b] \[\frac{p}{r-p}=\frac{q}{p-q}\] |
[c] \[\frac{p+r}{r-p}=\frac{q+p}{p-q}\] |
A) 1 and 2 only
B) 2 and 3 only
C) 1 and 3 only
D) 1,2 and 3
Correct Answer: D
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