Help! Pls I’m struggling

The length of the shadow of a building is 120 meters, as shown below: building shadow 120 m what is the height of the building? (1 point)

Several paint mixtures are made by mixing blue paint and white paint. paint colors blue paint white paint mixture a 5 cups 12 cups mixture b 6 cups 6 cups mixture c 4 cups 12 cups mixture d 5 cups 6 cups which mixture has the highest ratio of blue paint to white paint

Francesca had 32 cups of flour and she uses 3/8. how much flour did francesca use? write the equation.