So you have to plug in the amount to the cost making you problem look like this:
0.85(30)+2.5(2)
25.5+5=30.5
Step-by-step explanation:

0.2m^3 = 0.0000002 cm^3
Answer:
50% duhh
Step-by-step explanation:
25% is also a equation
Answer:
-27.5
Step-by-step explanation: