What is common among 11, 69, and 88?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

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

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

A Monkey, a squirrel, and an Eagle are racing to the top of the mango tree. Assuming all these animals are in perfect shape, Which animal will reach to Banana first?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10