GMAT Quantitative Reasoning Practice Test 2

Question : 28 of 100

Marks: +1, -0

In the Kan film festival, 50 movies were presented.

3 \/ 5

of the movies are action movies and

4 \/ 5

is science fiction movies. How many of the movies were science fiction action movies?

Solution:

There were

3 \/ 5 × 50=30

action movies.
There were

4 \/ 5 × 50=40

science fiction movies.
Exact overlapping is calculated by minimum overlapping method.
Therefore, there are

40+30-50=20

movies that belong to both categories.

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