3.4 meters because you can you use it sorry if misunderstood hope it helped.
Let M represent the cost of a whiteboard marker.
10(3M + $2.75) = $177.50
3M + $2.75 = $17.75
3M = $15
M = $5
Hence, each whiteboard marker cost $5.
Answer:
b - 9 = 2 I believe would be it
144 - 56 = 88
88/144 simplified to -----> 11/18
