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How many people did Apex Company employ in 1990? (1) The company emplo

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How many people did Apex Company employ in 1990? (1) The company emplo  [#permalink]

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New post 01 Nov 2018, 08:23
1
2
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

86% (00:45) correct 14% (00:30) wrong based on 46 sessions

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How many people did Apex Company employ in 1990?
(1) The company employed 538 more people in 1991 than in 1990.
(2) The company employed 20 percent more people in 1991 than in 1990.

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Re: How many people did Apex Company employ in 1990? (1) The company emplo  [#permalink]

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New post 02 Nov 2018, 00:50
1
Let employeed in 1990 be x
Let employeed in 1991 be y

Statement 1)

y = x + 538 insufficient because we have 2 variables and 1 equation.

Statement 2)

y = x + 0.2x insufficient for the same reason above.

Combined we know 0.2x = 538

We can find the value. Sufficient.

Answer choice C

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Re: How many people did Apex Company employ in 1990? (1) The company emplo   [#permalink] 02 Nov 2018, 00:50
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