15
Exactly thirty four of them
67 ÷ 30 = 2 with remainder 7
30
5000 ÷ 30 = 166 2/3 ≈ 166.67
2 with 6 remaining 30 - 6 = 24 = 12 x 2
4 with 2 remaining 30 - 2 = 28 = 7 x 4
Exactly 30 times
30 remainder 2
thirty 60 / 2 = 30
assuming 1 2 is meant to be 1/2 then 15 / 1/2 = 30 / 1 = 30
30 times, with a remainder of 1.