Marble is not transparent (can't see an image through it). Thinly cut marble is translucent (can see light through it).
at least 39 blue marbles
8:6
12 blue marbles
If there are 20 red marbles and 40 blue marbles, the ratio of red to blue is 1 over 2. The number of white marbles does not matter.
48 marbles
It has no transparency
He will have 13 blue marbles and 10 green marbles.
10 Green marbles, 13 Blue marbles.
He has 10 green marbles.
No it does not have a transparency number.
no chalcopyrite does not have transparency
Graphite does not have a transparency.
What transparency?
There could be 12 white marbles and 16 red marbles
at least 39 blue marbles
8:6
12 blue marbles