Answer:
56
Step-by-step explanation:
Answer:
Recall that the height of the object, in meters, is a function of elapsed time, in seconds. Thus what 
means is that the object is at a height of 8 meters when 12 seconds have passed since its launch.
Answer:
2 1/2 rolls
Step-by-step explanation:
rolls : walls = (1/2) : (1/10) = ? : (1/2) = 5/2 : 1/2 (multiply by 5, since 1/2 = 5/10)
It takes 5/2 rolls = 2 1/2 rolls to cover half the wall.
Answer:
Step-by-step explanation:
14m - (5+8m) = 14m - 5 - 8m
= 14m - 8m - 5
= 6m - 5
