15Half of thirty is fifteen !
16 and a half(1/2)
Thirty four and a half.
19.5
17
what is this a thired of thirty is well half of thirty is 15 1 quarter of thirty is 7 and a half but one third must be bigger then i quarter but smaller then one half . So the answer is ............. 10
11:30
three quarter of thirty = twenty two and a half (22.5)
16
Thirty and one half
16
70