Aileen can read 1.5 pages for every page her friend can read. aileen's mom was very excited and she say to aileen: ''so, if your friend reads 20 pages, you can read 25 in the same time period! '' is aileen's mom correct?

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?