Answer:

Step-by-step explanation:
Given


Required
Determine the percentage of the shaded cubes
First, we calculate the number of boxes:

Express as multiplication


This implies that there are 20 cubes in the box.
The percentage of the shaded cubes is:





<em>30% were shaded</em>
If a binomial

is a factor of a polynomial, then

is a root of this polynomial.
ivan used 5 yards of green for each quilt and 4 yards of blue for each quilt.