Practice Paper answer

Dear all,
Check your answer for Practice 5a:

(1)      3
(2)      4
(3)      2
(4)     1
(5)     4
(6)     4
(7)     3
(8)     4
(9)     3
(10)   4
(11)    1
(12)    2
(13)    3
(14)     3
(15)     3
(16)    4
(17)    2
(18)   3
(19)   2
(20)   4
(21)    103
(22)   83
(23a)     3/14
(23b)    5/18
(24)     60
(25)     30
(26)    4/9
(27)    2/3
(28)    80
(29)   $6
(30)   240

How's your Practice 4a? Did you get most of them correct?
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Love you,
Mrs Mak