Answer:
5:7
Step-by-step explanation:
There's 21 bottles total, and 15 plastic bottles.
15:21
Both 15 and 21 are divisible by 3.
15/3 = 5
21/3 = 7
12
96/8 = 12
Answer:2
Step-by-step explanation: .5 multiplied by 2. This equals .25, multiply 8 and .25.