Which is the oldest tree?

Answer: elder

Solution:

If you take off my skin, I will not cry, but you will. What am I?

Answer: onion

Solution:

If the day before yesterday is the 23rd, then what is the day after tomorrow.

Answer: The 27th

Solution:

Physicists have built devices to move me very fast. My last seven letters can be commonly found in newspapers, magazines, and journals. What am I?

Answer: Particles

Solution:

Tricky colour circles puzzle

Answer: 106

Solution:

 3rd equation :

(black circle+red circle)+(Green+black)*black =?

(8+2 )+(8+4)*8=?

10+12*8=106

Ans=106

Two in a corner, 1 in a room, 0 in a house, but 1 in a shelter. What am I?

Answer: R

Solution: