If n + n = k+ k + k and n + k = 5, the n =

Question

If  n + n = k+ k + k  and  n+k = 5 , the  n =

A. 2

B. 3

C. 5

D. 6

E. 9

CareerGeek · Answer

2n = 3k or k=2n/3
n+k=5
n+2n/3 = 5
5n/3=5
n=3
Option B

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Shorub · Answer

2n - 3k = o

n + k = 5

solving these 2 simultaneous equations .. n =3

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Archit3110 · Answer

given
2n=3k
k=5-n
solve for n
n=3
IMO B

mikeross2694 · Answer

As per statement given, n=1.5k
n+k=5
Let's Assume, If k=2; n=3 n+k=5. Sufficient.

n=3; OA is B

piyushagarwalslg · Answer

Statement: 2n = 3k
Hence: n = 1.5k
Now, n+k =5
2.5k = 5
Hence k = 2
Therefore, n must be 3
OA is B

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stne · Answer

Hi  Dillesh4096 , 
You got the correct answer but you wrote the wrong option.
N=3 is option B not D. You may want to correct the typo. Thanks.

CareerGeek · Answer

Hey. Thanks

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