I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

When monkey rotate the gear, which mark will be hit 1 or 2 ?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

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

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

I am an odd number. Take away a letter and I become even. What number am I?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?