# Word Problem 16 (Marks percentage, number of students)

Problem 16: In an examination every candidate took Science or Civics or both. 65.8% took Science and 59.2% took Civics. If the total number of candidates was 2000 – how many took both ?

a. 800      b. 500         c.750       d.550

—  GRE arithmetic questions and answers –

pre employment exam questions, basic math test with answers, mathematical test, numerical logic test

Solution:

Science = 65.8%

Civics = 59.2%

Total candidates = 2000

Number of candidates taking both subjects=?

We use:

Science%+Civics%-Both%=total

i-e

i-e 25 % 0f total candidates (2000) took both subjects. Now we can calculate 25% of 2000 as under;

so, out of 2000 candidates 800 were those who took both the subjects

•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
All original content on these pages is fingerprinted and certified by Digiprove
Insert math as
$${}$$