2 - 12 + 18
= -10 + 18
= 8
The answer is D.
Answer:
the answer would be C.... 12/13
Divide and if u divide by 4 it would be 4/1 so the it the answer would be 4
Answer:
Step-by-step explanation:
The rates are additive: you can calculate the<em> inlet </em>rate and the <em>outlet</em> rate and add them algebraically, i.e. the inlet rate will be positive and the outlet rate will be negative.
<u>1. Inlet rate:</u>
<u />
<u>2. Outlet rate:</u>
<u>3. Net rate:</u>
<u>4. Time to fill the vat</u>