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# Of the members of a tour group, twenty-five percent speak Japanese. Am

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Senior Manager
Joined: 22 Feb 2018
Posts: 396
Of the members of a tour group, twenty-five percent speak Japanese. Am  [#permalink]

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31 Oct 2018, 23:40
00:00

Difficulty:

25% (medium)

Question Stats:

89% (01:02) correct 11% (01:33) wrong based on 19 sessions

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Of the members of a tour group, twenty-five percent speak Japanese. Among the members who do not speak Japanese, 11 speak Spanish and 19 do not speak Spanish. How many members of the tour group speak Japanese?

(A) 4
(B) 6
(C) 8
(D) 10
(E) 12

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Manager
Status: Quant Expert Q51
Joined: 02 Aug 2014
Posts: 86
Re: Of the members of a tour group, twenty-five percent speak Japanese. Am  [#permalink]

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03 Nov 2018, 02:30
75% of people don't speak Japanese

75% of people = 11 + 19 =30

let x be the total number of people

$$\frac{75}{100}*x=30$$

$$x=40$$

Twenty-five percent speak Japanese, so $$\frac{25}{100}*40=10$$

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Re: Of the members of a tour group, twenty-five percent speak Japanese. Am &nbs [#permalink] 03 Nov 2018, 02:30
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