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# Oil, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad

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Math Expert
Joined: 02 Sep 2009
Posts: 49206
Oil, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad  [#permalink]

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19 Aug 2018, 09:13
00:00

Difficulty:

95% (hard)

Question Stats:

29% (01:12) correct 71% (02:25) wrong based on 21 sessions

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Oil, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad dressing. If Larry has 8 cups of oil, 7 cups of vinegar, and access to any amount of water, what is the maximum number of cups of salad dressing he can make with the ingredients he has available, if fractional cup measurements are possible?

(A) 12
(B) 13
(C) 14
(D) 15
(E) 16

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Location: India
Concentration: Entrepreneurship, Operations
GMAT 1: 540 Q49 V16
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Re: Oil, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad  [#permalink]

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19 Aug 2018, 09:56
1
1
Bunuel wrote:
Oil, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad dressing. If Larry has 8 cups of oil, 7 cups of vinegar, and access to any amount of water, what is the maximum number of cups of salad dressing he can make with the ingredients he has available, if fractional cup measurements are possible?

(A) 12
(B) 13
(C) 14
(D) 15
(E) 16

By Q-stem : $$O:V:W=3:2:1$$ , so for 8 cups of oil we need = $$\frac{8}{3}*2$$ =$$5 \frac{1}{3}$$ $$<7$$ cups of Vineger
And as $$V:W =2:1$$, the amount of water required is $$\frac{8}{3}$$.
Hence total salad : $$8$$+$$\frac{8}{3}*2$$ + $$\frac{8}{3}$$ = $$8+8 =16$$ cups
Hence Ans E.
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Re: Oil, vinegar, and water are mixed in a 3 to 2 to 1 ratio to make salad &nbs [#permalink] 19 Aug 2018, 09:56
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