La dosis de un medicamento es de 120mg el primer dia y 5mg menos cada uno de los siquientes. el tratamiento dura 12 dias ¿cuantos miligramos debe tomar el paciente durante todo el tratamiento?

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°