Answer:
3.75 packs
Step-by-step explanation:
15/4=3.75 packs
Answer:
$225
Step-by-step explanation:
if 4 hours is $36 then one hour is $9.
if you ask for 25 hours then you multiply 25 by 9
B inverse you swap x and y
Answer:

Step-by-step explanation:
Recall that since sine is an odd function:

Hence:

Therefore:
