After school, marcus can walk 1 mile to the library in about the same time he can bike 2.5 miles to the sporting goods store. his speed on the bike is 6 mi/h faster than his walking speed. what is marcus' walking speed?

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?