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If, 5 years ago, Jamie was half as old as he is now
[#permalink]
16 Jul 2014, 00:06
16 Jul 2014, 00:06
3
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00:00
A
B
C
D
E
Difficulty:
5%
(low)
Question Stats:
85% (01:00) correct
15%
(01:16)
wrong
based on 471
sessions
If, 5 years ago, Jamie was half as old as he is now, how old will he be in x years?
A. x + 10
B. x + 5
C. x + 2
D. x – 5
E. 2x
A. x + 10
B. x + 5
C. x + 2
D. x – 5
E. 2x
Re: If, 5 years ago, Jamie was half as old as he is now
[#permalink]
16 Jul 2014, 00:16
16 Jul 2014, 00:16
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Bookmarks
let his age be a. a-5=a/2 hence a=10. 10 years hence, a =x+10
Re: If, 5 years ago, Jamie was half as old as he is now
[#permalink]
16 Jul 2014, 01:02
16 Jul 2014, 01:02
2
Kudos
Let jamie age = y, then
5 years ago his age = y-5
By the question 5 years ago-
jamie age = half of now
y-5 = y/2
=>2y-10 = y
=>2y-y = 10
=> y =10
In the x years jamie age = x+10
(A)
online video marketing
5 years ago his age = y-5
By the question 5 years ago-
jamie age = half of now
y-5 = y/2
=>2y-10 = y
=>2y-y = 10
=> y =10
In the x years jamie age = x+10
(A)
online video marketing
