A) 5 : 3
B) 4 : 1
C) 3 : 5
D) 1 : 4
Correct Answer: B
Solution :
\[\frac{50}{100}(p-q)=\frac{30}{100}(p+q)\] \[\Rightarrow \]\[5\,\,(p-q)=3(p+q)\]\[\Rightarrow \]\[5p-5q=3p+3q\] \[\Rightarrow \]\[2p=8q\]\[\Rightarrow \]\[p=4q\] \[\therefore \]\[p:q=4:1\]You need to login to perform this action.
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