On a shopping trip, peter spent 1/3 of his money for a jacket and another $5 for a hat. if peter still had 1/2 of his money left, how much money did he have originally ? ?
a) $18, b) $24, c) $30, d) $48, e) $60

(a) 18
18 / 3 = 6
6 + 5 = 11
18 - 11 = 7
18 / 2 = 9


(b) 24
24 / 3 = 8
8 + 5 = 13
24 - 13 = 11
24 / 2 = 12


(c) 30
30 / 3 = 10
10 + 5 = 15
30 - 15 = 15
30 / 2 = 15


(d) 48
48 / 3 = 16
16 + 5 = 21
48 - 21 = 27
48 / 2 = 24


(e) 60
60 / 3 = 20
20 + 5 = 25
60 - 25 = 35
60 / 2 = 30


(c) $30