there are 240 doctors and nurses at a hospital. if the ratio of doctors to nurses is 3 to 7, how many nurses are at the hospital?	Choose the correct choice from the following choices
A) 168  B) 172  C) 176  D) 180  E) 184
<gadget id="calculator">3 + 7</gadget>
<output>10</output>

<gadget id="calculator">240 / 10</gadget>
<output>24</output>

<gadget id="calculator">24 * 7</gadget>
<output>168</output>

<result>A</result>
there are 240 doctors and nurses at a hospital. if the ratio of doctors to nurses is 3 to 7, how many nurses are at the hospital?
multiply(divide(240, add(3, 7)), 7)
"the number of nurses at the hospital is ( 7 / 10 ) * 240 = 168 . the answer is a ."