Question

there are 10 children in a room. each child has to give a card to every other child. how many cards are requires Fr sharing?

Answer 1

DEAR..

90 is the correct answer because their r 10 children and each hv to share each other and 1 child will share cards to 9 children and all other children will share 9 cards......

then 9×10=90...


And srry if wrong....