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Retired Moderator
Joined: 10 Apr 2015
Posts: 6218
Given Kudos: 136
If 12x + 2y is 80% of 5y, what is the value
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13 May 2018, 05:57
13 May 2018, 05:57
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Question Stats:
86% (01:07) correct
13% (01:28) wrong based on 69 sessions
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If 12x + 2y is 80% of 5y, what is the value of x/y ?
A) 1/6
B) 1/4
C) 2/5
D) 1/2
E) 5/8
A) 1/6
B) 1/4
C) 2/5
D) 1/2
E) 5/8
Retired Moderator
Joined: 10 Apr 2015
Posts: 6218
Given Kudos: 136
Re: If 12x + 2y is 80% of 5y, what is the value
[#permalink]
14 May 2018, 07:48
14 May 2018, 07:48
GreenlightTestPrep wrote:
If 12x + 2y is 80% of 5y, what is the value of x/y ?
A) 1/6
B) 1/4
C) 2/5
D) 1/2
E) 5/8
A) 1/6
B) 1/4
C) 2/5
D) 1/2
E) 5/8
GIVEN: 12x + 2y is 80% of 5y
Rewrite as: 12x + 2y = (80/100)(5y)
Evaluate to get: 12x + 2y = 4y
Subtract 2y from both sides of the equation to get: 12x = 2y
Divide both sides by y to get: 12x/y = 2
Divide both sides by 12 to get: x/y = 2/12
Simplify: x/y = 1/6
Answer: A
Cheers,
Brent
Re: If 12x + 2y is 80% of 5y, what is the value
[#permalink]
01 Jun 2018, 03:23
01 Jun 2018, 03:23
GreenlightTestPrep wrote:
GreenlightTestPrep wrote:
If 12x + 2y is 80% of 5y, what is the value of x/y ?
A) 1/6
B) 1/4
C) 2/5
D) 1/2
E) 5/8
A) 1/6
B) 1/4
C) 2/5
D) 1/2
E) 5/8
GIVEN: 12x + 2y is 80% of 5y
Rewrite as: 12x + 2y = (80/100)(5y)
Evaluate to get: 12x + 2y = 4y
Subtract 2y from both sides of the equation to get: 12x = 2y
Divide both sides by y to get: 12x/y = 2
Divide both sides by 12 to get: x/y = 2/12
Simplify: x/y = 1/6
Answer: A
Cheers,
Brent
Brent I am unable to understand the highlighted , pls elucidate.
