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# If 15 pies cost a total of 511.50, then at this rate, what i

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If 15 pies cost a total of 511.50, then at this rate, what i [#permalink]  03 Aug 2018, 10:42
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99% (00:42) correct 0% (00:00) wrong based on 7 sessions
If 15 pies cost a total of $$11.50$$, then at this rate, what is the cost of 9 pies?

(A) $6.75 (B)$6.90

(C) $7.50 (D)$8.50

(E) $9.45 [Reveal] Spoiler: OA _________________ Intern Joined: 07 Jul 2018 Posts: 9 Followers: 0 Kudos [?]: 5 [1] , given: 1 Re: If 15 pies cost a total of 511.50, then at this rate, what i [#permalink] 03 Aug 2018, 17:15 1 This post received KUDOS I think it is not 511.5, the total cost. It should be$11.5, and only then you will get $6.9 as answer: 15 pie costs=$11.5

3 pie will cost= $2.3 9 pie will cost=$2.3*3=\$6.9.

Am I correct?
Re: If 15 pies cost a total of 511.50, then at this rate, what i   [#permalink] 03 Aug 2018, 17:15
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# If 15 pies cost a total of 511.50, then at this rate, what i

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