twice the number is multiplying
so it would be 2c then add 4 more
so 2c+4 is the correct equation.
Answer is B
<h3> The greatest number is

</h3>
<em><u>Solution:</u></em>
<em><u>Given that the numbers are:</u></em>

We have to find the number that is greatest
Convert the numbers to decimal




We can clearly see that, 199.7 is greatest number
Thus the greatest number is 