Some students are playing card games. If each of them is given 4 cards, there will be 13 cards left. If each of them is given 2 cards, there will be 25 cards left.
- How many students are there?
- How many cards are there?
(a)
Number of extra cards for the students
= 25 - 13
= 12
Number of extra cards for each student
= 4 - 2
= 2
Number of students
= 12 ÷ 2
= 6
(b)
Number of cards
= 4 x 6 + 13
= 24 + 13
= 37
Answer(s): (a) 6; (b) 37