Answer:
Berna uses 1.125 meters of yarn for the scarf.
Explanation:
Given:
Length of yarn Berna uses to knit a glove = 0.75 m
Berna uses 1.5 times more meters of wool to knit a scarf.
To find the length of yarn Berna used for the scarf.
Solution:
Let the length of yarn Berna uses for scarf be =

The length of yarn Berna uses for scarf is 1.5 times more more than the length she uses for glove.
Thus, the equation to find
can be given as:

∴

Thus, Berna uses 1.125 meters of yarn for the scarf.