What always comes into a house through the keyhole?

Move three sticks of the spiral below to form a square.

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 ?

What Does this text mean:

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A man dies of old age on his 25 birthday. How is this possible?

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

Can you calculate the probability of getting a sum of six when a dice is thrown twice?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

What building has the most stories?

Count the number of triangles in the below picture?