Answer:
Brown I am and much admired. Many horses have I tried. Tire a horse and worry a man, tell me this riddle if you can. What am I?
I am an odd number. Take away a letter and I become even. What number am I?
What is it that after you take away the whole some still remains?
I am not alive but I grow I don't have lungs but I need air I don't have a mouth but water kills me. What am I?
What tastes better than it smells?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.