In a battle, 70% of the combatants lost one eye, 80% lost one leg, 85% lost ear, 90% an arm. If x% lost all the four organs, then minimum value of x is

Asked by Anil | 20th May, 2017, 10:33: PM

Expert Answer:

begin mathsize 16px style 70 percent sign space of space the space combatants space lost space one space eye equals straight A
80 percent sign space lost space one space leg equals straight B
85 percent sign space lost space ear equals straight C
90 percent sign space an space arm equals straight D

The space combatants space who space lost space one space eye space and space one space leg
straight n left parenthesis straight A intersection straight B right parenthesis equals straight n left parenthesis straight A right parenthesis plus straight n left parenthesis straight B right parenthesis minus 100 percent sign
straight n left parenthesis straight A intersection straight B right parenthesis equals 70 percent sign plus 80 percent sign minus 100 percent sign
straight n left parenthesis straight A intersection straight B right parenthesis equals 50 percent sign

Similarly space you space can space find space out space as space follows colon
The space combatants space who space lost space one space leg space and space one space ear equals 65 percent sign
The space combatants space who space lost space one space ear space and space one space arm equals 75 percent sign
The space combatants space who space lost space one space arm space and space one space eye equals 60 percent sign

Using
straight n left parenthesis straight A union straight B union straight C union straight D right parenthesis equals straight n left parenthesis straight A right parenthesis plus straight n left parenthesis straight B right parenthesis plus straight n left parenthesis straight C right parenthesis plus straight n left parenthesis straight D right parenthesis minus straight n left parenthesis straight A intersection straight B right parenthesis minus straight n left parenthesis straight B intersection straight C right parenthesis minus straight n left parenthesis straight C intersection straight D right parenthesis minus straight n left parenthesis straight A intersection straight D right parenthesis plus straight n left parenthesis straight A intersection straight B intersection straight C intersection straight D right parenthesis
rightwards double arrow straight n left parenthesis straight A intersection straight B intersection straight C intersection straight D right parenthesis equals straight n left parenthesis straight A union straight B union straight C union straight D right parenthesis minus straight n left parenthesis straight A right parenthesis minus straight n left parenthesis straight B right parenthesis minus straight n left parenthesis straight C right parenthesis minus straight n left parenthesis straight D right parenthesis plus straight n left parenthesis straight A intersection straight B right parenthesis plus straight n left parenthesis straight B intersection straight C right parenthesis plus straight n left parenthesis straight C intersection straight D right parenthesis plus straight n left parenthesis straight A intersection straight D right parenthesis
rightwards double arrow straight n left parenthesis straight A intersection straight B intersection straight C intersection straight D right parenthesis equals 100 percent sign minus 70 percent sign minus 80 percent sign minus 85 percent sign minus 90 percent sign plus 50 percent sign plus 65 percent sign plus 75 percent sign plus 60 percent sign
rightwards double arrow straight n left parenthesis straight A intersection straight B intersection straight C intersection straight D right parenthesis equals 25 percent sign

NOTE colon space Please space provide space options space if space it space is space there space for space the space questions. space It space will space be space easy space to space us space to space check. end style

Answered by Sneha shidid | 21st May, 2017, 12:07: PM