Answer:
Option a. 0.55 m ^3
Explanation:
we know that
If two figures are similar, then the ratio of its volume is equal to the scale factor elevated to the cubic
Let
z ----> the scale factor
x ----> the volume of the model of a grain silo in cubic meters
y ---> the volume of the actual silo in cubic meters
so
we have
substitute the values
Solve for x