Some students are playing card games. If each of them is given 8 cards, there will be 7 cards left. If each of them is given 6 cards, there will be 21 cards left.
- How many students are there?
- How many cards are there?
(a)
Number of extra cards for the students
= 21 - 7
= 14
Number of extra cards for each student
= 8 - 6
= 2
Number of students
= 14 ÷ 2
= 7
(b)
Number of cards
= 8 x 7 + 7
= 56 + 7
= 63
Answer(s): (a) 7; (b) 63