Se encuestó a 120 estudiantes sobre su música preferida. los resultados fueron: 40 prefieren rock, 25 solo electrónica 45 salsa y 8 los 3 tipos de música . además 30 escuchan rock y electrónica , 21 electrónica y salsa y 12 rock y salsa. cuantos escuchan salsa? cuantos escuchan rock? cuantos escuchan por lo menos dos tipos de música? cuántos no escuchan ni rock ni salsa?
cuantos estudiantes no escuchan ninguno de los 3 tipos de música?

In new york city at the spring equinox there are 12 hours 8 minutes of daylight. the longest and shortest days of the year very by two hours and 53 minutes from the equinox in this year the equinox falls on march 21 in this task you use trigonometric function to model the hours of daylight hours on certain days of the year in new york city a.what is the independent and dependent variables? b.find the amplitude and the period of the function. c.create a trigonometric function that describes the hours of sunlight for each day of the year. d. graph the function you build in part c. e. use the function you build in part c to find out how many fewer daylight hours february 10 will have than march 21. you may look at the calendar.

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.