Question <p>The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?</p>

Option 1 <p>0</p>

Option 2 <p>1</p>

Option 3 <p>10</p>

Option 4 <p>19</p>

Correct Answer Option 1 Option 2 Option 3 Option 4