Some girls are playing card games. If each of them is given 6 cards, there will be 6 cards left. If each of them is given 3 cards, there will be 30 cards left.
- How many girls are there?
- How many cards are there?
(a)
Number of extra cards for the girls
= 30 - 6
= 24
Number of extra cards for each girl
= 6 - 3
= 3
Number of girls
= 24 ÷ 3
= 8
(b)
Number of cards
= 6 x 8 + 6
= 48 + 6
= 54
Answer(s): (a) 8; (b) 54