How can you express (16 + 40) as a multiple of a sum of whole numbers with no common factor? a. 2 × (8 + 20) b. 4 × (4 + 10) c. 8 × (2 + 5) d. 16 × (1 + 5)

One-third of the people from country a claim that they are from country b, and the rest admit they are from country a. one-fourth of the people from country claim that they are from country a, and the rest admit they are from country b. in a combined census of the two countries, one-half of the total claimed to be from a. what is the ratio of the populations of country a to that of country b.

Factor. 8x2y2 – 4x2y – 12xy 4(8x2y2 – x – 12xy) 4(2xy – 4x2y – 12xy) 4x2y2(2xy – xy –3) 4xy(2xy – x – 3)

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !