Of 450 employees at a company, 20% are managers and the rest are not

Question

Of 450 employees at a company, 20% are managers and the rest are not managers. If 60% of the managers work in the engineering department, how many managers do not work in the engineering department?

(A) 36
(B) 54
(C) 90
(D) 180
(E) 216

IceBoi · Answer

Easy 
20% of 450 = 90 managers 
60% of 90 = 54 Managers work in engineering 
90-54 = 36 Managers do not work in engineering

Posted from my mobile device

Kinshook · Answer

Number of managers = 450 * 20% = 90
100% - 60% = 40% of the managers do not work in the engineer department = 40% * 90 = 36

IMO A

GMATWhizTeam · Answer

Solution:  
Let’s make a tree and solve this problem.
 https://www.dropbox.com/s/qb5kd6immg7xb5s/25.jpg?dl=1 
Hence, the correct answer is  Option A.

Archit3110 · Answer

solve 2x2 matrix
---Manager--Not Manager---total
Ed--54------ ----------
Ned-- 36 ---- ---------
Total--90---360--------450

IMO A

Of 450 employees at a company, 20% are managers and the rest are not

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Of 450 employees at a company, 20% are managers and the rest are not

Prep Toolkit

615 to 715 in 15 Days (Ria's Strategies)

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My Rewards