Some pupils are playing card games. If each of them is given 6 cards, there will be 12 cards left. If each of them is given 3 cards, there will be 24 cards left.
- How many pupils are there?
- How many cards are there?
(a)
Number of extra cards for the pupils
= 24 - 12
= 12
Number of extra cards for each pupil
= 6 - 3
= 3
Number of pupils
= 12 ÷ 3
= 4
(b)
Number of cards
= 6 x 4 + 12
= 24 + 12
= 36
Answer(s): (a) 4; (b) 36