Pls help me with this thanks :)

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?