Quantitative Aptitude Ques 1655

Question: Directions: Study the following pie chart carefully to answer the questions that follow. [IBPS (PO) 2012]

Percentagewise distribution of teachers who teach six different subjects Total number of teachers = 1800 What is the difference between the total number of teachers who teach English and Physics together and the total number of teachers who teach Mathematics and Biology together?

Options:

A) 352

B) 342

C) 643

D) 653

E) None of these

Show Answer

Answer:

Correct Answer: B

Solution:

  • Required difference $ =1800\times \frac{(27+17)}{100}-1800\times \frac{(13+12)}{100} $ $ =792-450=342 $