Some children are playing card games. If each of them is given 5 cards, there will be 9 cards left. If each of them is given 3 cards, there will be 25 cards left.
- How many children are there?
- How many cards are there?
(a)
Number of extra cards for the children
= 25 - 9
= 16
Number of extra cards for each child
= 5 - 3
= 2
Number of children
= 16 ÷ 2
= 8
(b)
Number of cards
= 5 x 8 + 9
= 40 + 9
= 49
Answer(s): (a) 8; (b) 49