Cassandra and Marissa leave at the same time from their homes and head toward the park for their weekly soccer game. Cassandra rides her scooter west at 32 m/min, and Marissa skateboards south at 26 m/min. As the teammates approach the park, at what rate is the distance between them changing when Cassandra is 1.8 km from the park and Marissa is 1.2 km from the park?

Question

anonymous · Answer

d=rt
cassandra 32=1.8r
Marissa 26=1.2r
divide and subtract the answers