Sarah spent 611 of her money and an additional $10 on some notebooks. She spent 18 of her remaining money and an additional $15 on files. She spent 25 of the rest of the money on markers. Given that Sarah was left with $12, how much money did she have at first?
Fraction of the rest of the money left
= 1 -
25=
3535 of the rest of the money = 12
55 of the rest of the money
= 12 ÷ 3 x 5
= 20
Amount of the rest of the money + 20
= 1 -
18=
78 78 of the remaining money
= 20 + 15
= 35
88 of the remaining money
= 35 ÷ 7 x 8
= 40
Amount of the remaining money + 10
= 1 -
611 of her money
=
511 of her money
511 of the total money
= 40 + 10
= 50
1111 of the total money
= 50 ÷ 5 x 11
= $110
Amount that Sarah had at first = $110
Answer(s): $110
