It should be 0.4 cause 0.4 is the same as 0.40

She can cut 55 pieces from the cloth, and 10cm will be left over.
Hope this helps. - M
The key is to do it on ur own
Notice those two points on the "linear graph", the first point is at (1965 , 140) and the second point is at (1990 , 100).
the rate or average rate of change, namely the slope will then be
W=88 because 91+(w+1) must equal 180