17) Sometimes true
18) Always true
19) Always true.
20) Never true
Answer:
Step-by-step explanation:
k=15/20*5
k= 75/20 or 3.75
fraction can also be 15/4 or 3 3/4
1.75n
For each visit it costs 1.75, so n visits would be the product of the two.
Answer: 2.5
I believe 2.5 because If we take y/x we have 4,10 so I divide.