Some girls are playing card games. If each of them is given 8 cards, there will be 15 cards left. If each of them is given 5 cards, there will be 27 cards left.
- How many girls are there?
- How many cards are there?
(a)
Number of extra cards for the girls
= 27 - 15
= 12
Number of extra cards for each girl
= 8 - 5
= 3
Number of girls
= 12 ÷ 3
= 4
(b)
Number of cards
= 8 x 4 + 15
= 32 + 15
= 47
Answer(s): (a) 4; (b) 47