GRE Prep Club Daily Prep
Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized
for You
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
In what proportion must rice at $0.8 per pound be mixed with
[#permalink]
14 Apr 2019, 01:51
14 Apr 2019, 01:51
Expert Reply
00:00
Question Stats:
96% (01:02) correct
3% (00:37) wrong based on 28 sessions
Hide Show timer Statistics
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
[#permalink]
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
Moderators:
