En un curso de 30 alumnos de 55%tiene buenas notas el 35%tiene notas regulares y el resto notas deficientes entonses los alumnos con notas deficientes son?

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Arational number that is equivalent to -20/4?