Right now, the ratio between the ages of Sandy and Molly is 4:3. After 6 years, Sandy’s age will be 30 years. What is Molly's age right now?
Choose the correct choice from the following:  A) 12  B) 14  C) 16  D) 18  E) 20
Now, Sandy is  30 - 6= 
<gadget id="calculator"> 30 - 6</gadget>
<output>24</output>
24   Molly's age is (3/4) * 24= 
<gadget id="calculator">(3/4) * 24</gadget>
<output>18</output>
18   The answer is 18.
<result>D</result>
Right now, the ratio between the ages of Sandy and Molly is 4:3. After 6 years, Sandy’s age will be 30 years. What is Molly's age right now?