Sets Relations And Functions Question 110
Question: A survey shows that 61%, 46% and 29% of the people watched ?3 idiots??, ?Raajneeti? and ?Avatar? respectively. 25% people watched exactly two of the three movies and 3% watches none. What percentage of people watched all the three movies?
Options:
A) 39%
B) 11%
C) 14%
D) 7%
Show Answer
Answer:
Correct Answer: D
Solution:
- [d]The given condition is as follows- We know that $ {(a+d+e+g)+(b+d+f+g)+(c+e+f+g)} $ $ -(d+e+f)-2g=a+b+c+d+e+f+g $ Or $ 61x+46x+29x-25x-2g=97x $ Or $ 2g=14x \text{ or } g=7x $
BETA
