Answer: 
Step-by-step explanation:

Answer:
46
Step-by-step explanation:
Multiply the two by both numbers inside the parenthesis
2 x 6 = 12 2 x 15 =30
Add those numbers together
12 + 30 = 42
Then add the remaining four to that number
4 + 42
Step-by-step explanation:
(16 ×7×3)+(1/2×3×5×6)
=336+45
=381cubic inch