In a 100-item exam, Lowella got 35% of the questions correctly. Pamela got 20% more correct answers than Lowella and Mandy got twice Pamela's score. What is Mandy’s score?
Lowella got 100 x 35/100 = 
<gadget id="calculator">100*35/100</gadget>
<output>35</output>
35 correct answers.
Pamela got 35 x 20/100 = 
<gadget id="calculator">35*20/100</gadget>
<output>7</output>
7 more correct answers than Lowella.
So, Pamela got 35 + 7 = 
<gadget id="calculator">35+7</gadget>
<output>42</output>
42 correct answers.
Thus, Mandy got 42 x 2 = 
<gadget id="calculator">42*2</gadget>
<output>84</output>
84 correct answers.

<result>84</result>