Some pupils are playing card games. If each of them is given 6 cards, there will be 13 cards left. If each of them is given 4 cards, there will be 27 cards left.
- How many pupils are there?
- How many cards are there?
(a)
Number of extra cards for the pupils
= 27 - 13
= 14
Number of extra cards for each pupil
= 6 - 4
= 2
Number of pupils
= 14 ÷ 2
= 7
(b)
Number of cards
= 6 x 7 + 13
= 42 + 13
= 55
Answer(s): (a) 7; (b) 55