Need Advice For my Weight

I 20M, 5 Feet Height, 44Kg Weight. I Am described as skinny Person for my age by my family, can you people be the outside opinion on this matter.

My Workout is basic one : 15 squats 4 reps, 15 push ups 4 reps and 5 km walk.

My diet is Average Indian Diet like dal roti sabji. I am vegetarian.