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

What Word am I Looking For ?

What is the fastest way to double your money?

There are hundred red gems and hundred blue gems. The blue gems are priceless while the red gems equal wastage. You have two sacks one labeled Heads and the other Tails. You have to distribute the gems as you want in the two sacks. Then a coin will be flipped and you will be asked to pick up a gem randomly from the corresponding sacks.

How will you distribute the gems between the sacks so that the odds of picking a Blue gem are maximum?

Solve this riddle by finding the odd one out from the rest.

Who is that with a neck and no head, two arms and no hands? What is it?

On the occasion of Diwali, online seller companies in India are offering a big discount on Iphone14 as below.

: Flipkart offers a Flat 65% discount
: Amazon offers a 10% discount over and over again.
: Shopclues offers RS.45,000 off.

If the original cost of the iPhone is Rs.70,000 Which is the best offer for you?

What is the word or phrase?

A father's child, a mother's child, yet no one's son.

Who am I?

Find the number of squares in the below-given picture.

Solve the following series:
AZ, GT, MN, __, YB