Management Aptitude Test Sep 2020 Paper

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Directions (Q. Nos. 151-155) Study the following graphs to answer these questions.
The following pie chart gives the percentage of adults from various industries working in night shifts. The bar graph shows the percentage of females from these industries working in night shifts.

Question : 154 of 200

Marks: +1, -0

If the number of females working in night shifts in banking were 3206 , while the number of females in rest of the industries remained unchanged, the new percentage of females working in night shifts will be_. (assume that the total number of people working in night shifts remains constant)

$35.56 \%$
33.72\%
$23.82 \%$
Cannot be determined

Validate

Solution:

Average females

\;\text " IT + Gaming + Call centre + Sales "\;

\;\; =\;{+\;\text " Banking "\;+\;\text " Medical "\;}/{6}

\;{40250}/{100 × 100}(12 × 20+18 × 20+32 × 45+60 × 8

= \;\; {+14 × 40+16 × 15)}{6}

=\;{\;{40250}/{100 × 100} × 3320}/{6}=2227(

approx.

)

Total number of females

=13363

Females working in night shift in banking

=\;{14}/{100} × 40250 × \;{40}/{100}=2254

By question

=3206

Difference

=3206-2254=952

After increment female

=13363+952=14315

∴ \;\;

Percentage

=\;{14315}/{40250} × 100=35.56 \%

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