What is the word or phrase?

Keyboard words are not in alphabetical order, Why?

Find the last number in the series below:

voN luJ yaM raM ---

I have a sore throat and a severe headache. I have four tablets with me that are identical to each other and they do not have any cover on them. There is no way I can identify which tablet serves what purpose. The only thing that I know is that two of these four tablets are for the throat and the remaining two are for the headache. To treat my condition, I must take 1 of each. What will I do now?

While preparing the table for dinner, wife came up with an idea to tease his mathematician husband. She asked her husband to pick nine toothpicks and make ten without breaking any toothpick.

The husband was also smart and did it within seconds. How ?

Why blonde cannot dial 911?

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

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

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.