Lexi knit a total of 12 centimeters of scarf over 3 nights. After 4 nights of knitting, how many centimeters of scarf will Lexi have knit in total? Solve using unit rates.

16 centimeters.

Step-by-step explanation:

if we were two equally divide 12 centimeters by three nights, we would get 4 centimeters a night. using this method, we can determine that after four nights of knitting, at four centimeters a night, she would have knitted 16 centimeters of a scarf.