Aschool administrator selects every 20th person on the list of names alphabetically to see what the favorite school subject is. is this biased?

Fiona joins a fruit of the month club. the entry cost was $25 and then she pays $18 per month. if she participates for 8 months, how much will she pay in all? how much in 10 months?

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

Which graph represents the given linear function 4x+2y=3