A fourth as much as the product of two thirds and 0.8

To answer this, you need to understand how to represent this using math symbols.

The product of is the answer to a multiplication problem, so it would be 2/3 x 0.8. One fourth of this means that we are finding that part of the answer. To show this we would multiply 1/4 by that answer. Please see the attached picture for the written out problem and the work. The answer is 2/15.