What begins with T, ends with T, and has T in it?

Solve the below puzzle by replacing the question mark with the correct number.

3 6 12

4 8 16

5 10 ?

Count the number of squares in the picture below.

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

O_er_t_o_

Complete the missing letters of the given word.

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

what one word does the below rebus identifies?

John leaves home and then he takes three right turns. John wants to return to home but he was scared of Jacob, who is wearing a mask.

What is John Situation ?

There were two grandmothers and their two granddaughters.
There were two husbands and their two wives.
There were two fathers and their two daughters.
There were two mothers and their two sons.
There were two maidens and their two mothers.
There were two sisters and their two brothers.
Yet there are only six, who are buried here,
All are born legitimate and relationships clear.
How can this happen?

A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?