Mary spent
29 of her money on story books and
29 of her money on a sweater. If she was left with $10,
- what fraction of her money was not spent?
- how much money did she have at first?
(a)
Fraction of money spent
=
29 +
29=
49Fraction of money left
= 1 -
49=
59(b)
Amount that Mary had at first = 9 u
Amount that Mary had left = 5 u
5 u = 10
1 u = 10 ÷ 5 = 2
Amount that she had at first
= 9 u
= 9 x 2
= $18
Answer(s): (a)
59; (b) $18