Question

IN A BATTLE, 70% OF THE COMBATANTS LOST ONE EYES,80% LOST ONE LEG, 85% LOST EAR, 90% LOST ARM . IF X% LOST ALL THE FOUR ORGANS, THEN MINIMUM VALUE OF X IS ???
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Answer 1

Now, to find the number of combatants who lost their all four limbs, we will subtract the number of combatants from the total which is 100. Which means the value of $x$ is 10. Therefore, the minimum percentage of combatants who lost all their 4 limbs is 10%.