What numbers should go on the bottom line?
3 6 9 15
8 2 10 12
11 8 19 27
19 10 29 39
? ? ? ?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

What goes up but never comes down?

Identify the 10 differences between the two given pictures.

Can you decipher the two rows to find the hidden word?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

Find the Goldfish below the given Image.

Can it be possible to build a house that has all its four walls facing towards the South?

The more of this there is, the less you see. What is it?

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?