Question

Lena knit a total of 20 centimeters of scarfs over night. How many nights will Lena have to spend knitting in order to knit a total of 50 cm of scarfs. Assume the relationship is directly proportional.

Answer 1

50cm of scarfs is equal to 2.5 nights of knitting.

Explanation:

20cm= 1 night

10cm= 1/2 or 0.5 a night

40cm= 2 nights

50cm=2.5 nights