Plz help meh with this

The actual length of side t is 0.045 cm. use the scale drawing to find the actual side length of w. a) 0.06 cm b) 0.075 cm c) 0.45 cm d) 0.75 cm

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?