What is a conversion factor that you can use to convert gallons to pints

Which of the binomials below is a factor of this exression? 16x^2+40xy+25y^2 a.4x-5y b. 2x-5y c.4x+5y d.2x+5y

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

Mrs. sling bought a pound of green beans for $1.80. how much will mrs. tennison pay for 3 1/2 pounds of green beans?