Divide $1000 among A,B in the ratio 1:3. How many $ that A get?	Choose one
A) $50
B) $500
C) $150
D) $250
E) $600
Sum of ratio terms = 1+3= 
<gadget id="calculator">1+3</gadget>
<output>4</output>
4   A= 1000*1/4= 
<gadget id="calculator">1000*1/4</gadget>
<output>250</output>
$250   Answer is $250
<result>D</result>
Divide $1000 among A,B in the ratio 1:3. How many $ that A get?