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# Tom ate 1/4 of a whole pizza

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Founder
Joined: 18 Apr 2015
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Tom ate 1/4 of a whole pizza [#permalink]  09 Oct 2019, 12:32
Expert's post
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Question Stats:

66% (00:27) correct 33% (01:03) wrong based on 18 sessions
Tom ate $$\frac{1}{4}$$ of a whole pizza and Jane ate $$\frac{1}{5}$$ of the remaining portion. What fraction of the pizza was not eaten?

A. 11/20

B. 9/20

C. 3/20

D. 3/5

E. 2/5

Kudos for the right answer and explanation
[Reveal] Spoiler: OA

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Intern
Joined: 28 Aug 2019
Posts: 40
Followers: 0

Kudos [?]: 11 [1] , given: 7

Re: Tom ate 1/4 of a whole pizza [#permalink]  09 Oct 2019, 19:20
1
KUDOS
Tom ate 1/4. Remaining is 3/4
Jane ate 1/5 of 3/4, i.e, 1/5*3/4 = 3/20.
Eaten is 3/20+1/4 = 8/20
Remaining is 12/20 = 3/5
GRE Forum Moderator
Joined: 21 Sep 2019
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Kudos [?]: 80 [1] , given: 2

Re: Tom ate 1/4 of a whole pizza [#permalink]  24 Nov 2019, 23:16
1
KUDOS
Tom ate --> 1/4 = 25%, Remaining = 75%

John ate --> 1/5 of remaining (75%) = 15%, Remaining = 60%

60% = 60/100 = 3/5

Re: Tom ate 1/4 of a whole pizza   [#permalink] 24 Nov 2019, 23:16
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