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# What is the ratio of p to r ? (1) The ratio of p to 3r is 5 to 9

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Re: What is the ratio of p to r ? (1) The ratio of p to 3r is 5 to 9 [#permalink]
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clearly
1) p:r = 5:9
divide both sides by 3
hence p:r = 5:3
thus A is sufficient
2) given p+r = 16
no information can be deduced since let the ratio be
since it can be kp+kr = 16
too many variables
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Re: What is the ratio of p to r ? (1) The ratio of p to 3r is 5 to 9 [#permalink]
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Re: What is the ratio of p to r ? (1) The ratio of p to 3r is 5 to 9 [#permalink]
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