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

I have an eye but still cannot see.

Who am I?

Count the Triangle in the figure given below:

What month of the year has 28 days?

What country can make you shiver?

John, a 5-year-old boy, was really fond of the chocolates. He asked his Mother to give him some money to buy his favourite chocolates. His Mother gave him $45. He went to the shopkeeper and asked, "How much is one chocolate for?". The shopkeeper said $3 for one chocolate. Also, if you give me the wrappers of three chocolates, I will give you one for the exchange.
In total, how much chocolate could John eat?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Find the next number in the series?
2, 12, 36, 80, 150, 252, 392, _ ?

Can you identify if it's a murder or a suicide ?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)