If you want the height of the crate it's volume / base area = 48/16 = 3 feet.
1046₈ = 1*8³ + 0*8² + 4*8¹ + 6*8⁰
1046₈ = 512 + 0 + 32 + 6
1046₈ = 550₁₀
Answer:


Use F.O.I.L, (First Outer Inner Last) to multiply. Start with -3x^y * 5xy^2
Start with similar terms

Move onto the xy portion of the problem

Start with similar terms

Combine the two together

The answer is Option A