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03 Dec 2018, 03:14
Kudos
Bookmarks
C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
25%
(medium)
Question Stats:
79% (01:40) correct
21%
(02:20)
wrong
based on 106
sessions
History
Date
Time
Result
Not Attempted Yet
7 years ago, Samir was 3 times as old as Deepak. In 4 years, Samir will be twice as old as Deepak. What is Deepak’s present age?
A. 7
B. 11
C. 18
D. 22
E. 23
A. 7
B. 11
C. 18
D. 22
E. 23
03 Dec 2018, 03:18
Kudos
Bookmarks
S-7 = 3(D-7), S = 3D-14
S+4 = 2(D+4) = 2D+4
3D-14 = 2D+4
D = 18
C is the answer.
S+4 = 2(D+4) = 2D+4
3D-14 = 2D+4
D = 18
C is the answer.
Archit3110
Major Poster
03 Dec 2018, 04:01
Kudos
Bookmarks
Bunuel
s-7=3(d-7)
s=3d-14
s+4=2*(d+4)
s=2d+4
3d-14=2d+4
d=18 IMO C
