Thankyou.
Question - 3
After solving equation M is crossing the path of bullet and L is hit on foot the coordinate point where he is standing,
No where in question mentioned what is criteria of hurting whether he should cross path of bullet or even point of standing is enough to considered as hurt.
By applying logic he was hit on foot I answered : Only K and N are safe
Question -11
I have submitted answer 3.80 as mentioned in question for two decimal places but it is marked as wrong.
I am also attaching the pictures below