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# What is the value of n? (1) j = -4 (2) j = -k

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Math Expert
Joined: 02 Sep 2009
Posts: 51280
What is the value of n? (1) j = -4 (2) j = -k  [#permalink]

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01 Aug 2018, 23:56
00:00

Difficulty:

35% (medium)

Question Stats:

64% (00:47) correct 36% (00:42) wrong based on 39 sessions

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What is the value of n?

(1) j = -4

(2) j = -k

Attachment:

GMAT_DS_Magoosh_141.png [ 1.66 KiB | Viewed 512 times ]

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Joined: 02 Aug 2018
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Re: What is the value of n? (1) j = -4 (2) j = -k  [#permalink]

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02 Aug 2018, 00:37
1 statement is not sufficient
2 statement is sufficient: if j=-k then tg(n)=1 n=45

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Re: What is the value of n? (1) j = -4 (2) j = -k  [#permalink]

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02 Aug 2018, 01:18
1
(1) j = -4
Insufficient

(2) j = -k
When two co-ordinates are equal in number(forget the sign), it will divide the quadrant in half, so n = 45
Sufficient

Hence, B.
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Re: What is the value of n? (1) j = -4 (2) j = -k &nbs [#permalink] 02 Aug 2018, 01:18
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