a, b and c have rs. 400 between them, a and c together have rs. 200 and b and c rs. 350. how much does c have?  Choose the correct choice from the following choices:
A) 150
B) 140
C) 130
D) 120
E) 110
<gadget id="calculator">200 + 350</gadget>
<output>550</output>

<gadget id="calculator">550 - 400</gadget>
<output>150</output>

<result>A</result>
a, b and c have rs. 400 between them, a and c together have rs. 200 and b and c rs. 350. how much does c have?
subtract(add(200, 350), 400)
"a + b + c = 400 a + c = 200 b + c = 350 - - - - - - - - - - - - - - a + b + 2 c = 550 a + b + c = 400 - - - - - - - - - - - - - - - - c = 150 answer : a"