Before throwing the cookies, Alice and Bob baked 74 + 7 = <<74+7=81>>81 cookies.
After throwing the cookies, they baked 5 + 36 = <<5+36=41>>41 cookies.
In total, they baked 81 + 41 = <<81+41=122>>122 cookies
They threw 122 - 93 = <<122-93=29>>29 cookies on the floor.
#### 29