Adam has enough money to buy 6 marbles at $3 each.
If he does not buy the marbles, he can buy 9 beads with the same amount of money.
- How much does each bead cost?
- How much more is a marble than a bead?
(a)
Amount that Adam has
= 6 x 3
= $18
Cost of each bead
= 18 ÷ 9
= $2
(b)
Amount that a marble costs more than a bead
= 3 - 2
= $1
Answer(s): (a) $2; (b) $1