Question
Mathematics Question on Sets
In a battle 70% of the combatants lost one eye, 80% an ear, 75% an arm, 85% a leg, x % lost all the four limbs. The minimum value of x is
A
10
B
12
C
15
D
None of these
Answer
10
Explanation
Solution
Minimum value of n=100−(30+20+25+15) =100−90=10