Because its a porcupine and porcupinces lay eggs of a snake and thats why road safety is essential.
Well a unit rate is a rate of per one. So if say you get 4 cookies per two packets. The unit rate would be 2 cookies per packet or 2 cookies/packet
A rate is something that happens frequently, while a unit rate is an individual digit.
idfk
A unit rate is the rate or price for one of something that is normally available in dozens, hundreds, gross lots, thousands, crates, truckloads, etc.