Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

Which flower has two lips?

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 ?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

What is the word or phrase?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Take one out and scratch my head, I am now black but once was red. What am I?