Some friends are playing card games. If each of them is given 6 cards, there will be 10 cards left. If each of them is given 4 cards, there will be 20 cards left.
- How many friends are there?
- How many cards are there?
(a)
Number of extra cards for the friends
= 20 - 10
= 10
Number of extra cards for each friend
= 6 - 4
= 2
Number of friends
= 10 ÷ 2
= 5
(b)
Number of cards
= 6 x 5 + 10
= 30 + 10
= 40
Answer(s): (a) 5; (b) 40