Esmeralda likes to listen to music while she works out. she had a playlist in her mp3 player that lasted 40 mintues but she accidentally deleted 25 percent of the music. does esmeralda have enough music on her playlist for a 30 mintues workout? explain your answer.

Find the value of x that will make l ll m

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units