Agardener planted 456 roses. 1/4 of them were red. how many of then were red?

Need on this geometry question. explain how you did it.

Find the missing dimension! need asap! tiny square is a =3025 in ²

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?