A bag contains 1 gold marbles, 7 silver marbles, and 25 black marbles.
Someone offers to play this game:
You randomly select one marble from the bag.
If it is gold, you win $3. If it is silver, you win $2. If it is black, you lose $1.
What is your expected value if you play this game? Round to the nearest cent.
$
What is your expected value if you play this game? Round to the nearest cent.
$