Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

I taste better than I can smell. Who am I?

What word is pronounced the same if you take away four of its five letters?

I am thinking of a five-digit number such that:
The first and last digits are the same, their submission is an even number and multiplication is an odd number and is equal to the fourth number. Subtract five from it and we obtain the second number. Then divide into exact halves and we get the 3rd number.

What number I am thinking of?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

Replace the question mark with the correct number below.

Count the Triangle in the figure given below:

Spot 5 differences in two Christmas tree below:

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

I am sure no one can have two things for dinner. what are they?