Answer:
Total Cost = $1.47
Step-by-step explanation:
Length of the wooden board = 
Cost of the wooden board = $0.25 per foot
Total Cost = Cost per foot X Total Length in foot
= 
Total Cost = $1.47
Answer: 141
Step-by-step explanation:
23 1/2 *6=141
15, median is the number in the middle, (i.e. median of 3, 4, 8, 9, 10, is 8.)