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Math Expert V
Joined: 02 Sep 2009
Posts: 55640
On the number line, if x is halfway between –5 and 3, and if y is half  [#permalink]

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Difficulty:   15% (low)

Question Stats: 85% (01:05) correct 15% (01:05) wrong based on 61 sessions

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On the number line, if x is halfway between –5 and 3, and if y is halfway between –2 and 6, what number is halfway between x and y?

(A) –1
(B) –1/2
(C) 0
(D) 1/2
(E) 1

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Intern  B
Joined: 16 Feb 2016
Posts: 1
Location: India
Concentration: Marketing, Technology
WE: Information Technology (Consulting)
Re: On the number line, if x is halfway between –5 and 3, and if y is half  [#permalink]

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Sorry 1\2
-5 and 3 = -1
-2 and 6 = 2
-1 and 2 = 1/2

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Senior Manager  B
Joined: 28 Jun 2015
Posts: 287
Concentration: Finance
GPA: 3.5
Re: On the number line, if x is halfway between –5 and 3, and if y is half  [#permalink]

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$$-5, -4, -3, -2, -1, 0, 1, 2, 3: x = -1.$$

$$-2, -1, 0, 1, 2, 3, 4, 5, 6: y = 2.$$

$$-1, 0, 1, 2: \frac{0+1}{2} = \frac{1}{2}.$$ Ans - D.
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Joined: 08 Oct 2016
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Location: United States
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Re: On the number line, if x is halfway between –5 and 3, and if y is half  [#permalink]

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Time taken:1:22
Option: D
Here you go
step#01
x is mid-point of -5,3
remaining
-4,-3,-2,-1,0,1,2
mean x=-1
Step#02
y is mid-point of -2,6
remaining
-1,0,1,2,3,4,5
mean y=2
new range
-1,0,1,2
Add 0 and 1 and divide by 2
Result=1/2
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Senior SC Moderator V
Joined: 22 May 2016
Posts: 2899
On the number line, if x is halfway between –5 and 3, and if y is half  [#permalink]

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2
1
Bunuel wrote:
On the number line, if x is halfway between –5 and 3, and if y is halfway between –2 and 6, what number is halfway between x and y?

(A) –1
(B) –1/2
(C) 0
(D) 1/2
(E) 1

X: $$\frac{-5+3}{2}$$ = -1

Y: $$\frac{-2+6}{2}$$ = 2

Number halfway between x and y:

$$\frac{-1+2}{2}$$ = $$\frac{1}{2}$$

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Re: On the number line, if x is halfway between –5 and 3, and if y is half  [#permalink]

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_________________ Re: On the number line, if x is halfway between –5 and 3, and if y is half   [#permalink] 31 Dec 2018, 11:48
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