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If John is twice as old as Peter...
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22 Jan 2022, 01:06
22 Jan 2022, 01:06
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Question Stats:
100% (00:34) correct
0% (00:00) wrong based on 6 sessions
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If John is twice as old as Peter who is twice as old as David and John is 32 years old, how old is David?
A 10
B 15
C 8
D 40
E none of these
Posted from my mobile device
A 10
B 15
C 8
D 40
E none of these
Posted from my mobile device
Re: If John is twice as old as Peter...
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22 Jan 2022, 01:10
22 Jan 2022, 01:10
2
Expert Reply
Let J be John's age, P be Peter's age and D be David's age. From the given information, we have
J=2P, P=2D, and J=32
Then, P=32/2=16
And, D=16/2=8
J=2P, P=2D, and J=32
Then, P=32/2=16
And, D=16/2=8
Re: If John is twice as old as Peter...
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22 Jan 2023, 22:10
22 Jan 2023, 22:10
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Thanks to another GRE Prep Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).
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