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In what proportion must rice at $0.8 per pound be mixed with
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14 Apr 2019, 01:51
14 Apr 2019, 01:51
Expert Reply
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Question Stats:
96% (01:01) correct
3% (00:37) wrong based on 29 sessions
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In what proportion must rice at $0.8 per pound be mixed with rice at $0.9 per pound so that the mixture costs $0.825 per pound?
(A) 1 : 3
(B) 1 : 2
(C) 1 : 1
(D) 2 : 1
(E) 3 : 1
(A) 1 : 3
(B) 1 : 2
(C) 1 : 1
(D) 2 : 1
(E) 3 : 1
Re: In what proportion must rice at $0.8 per pound be mixed with
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13 Oct 2019, 02:37
13 Oct 2019, 02:37
0.8x + 0.9y = 0.825(x+y) = 0.825x +0.825y
Solving for x: x = 0.75/0.25 * y = 3y
If y=1 then x=3, thus 3:1
Answer is E.
Solving for x: x = 0.75/0.25 * y = 3y
If y=1 then x=3, thus 3:1
Answer is E.
gmatclubot
Re: In what proportion must rice at $0.8 per pound be mixed with [#permalink]
13 Oct 2019, 02:37
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