The two brothers share a certain amount of RMB, 25% of the elder brother is equal to 1/3 of the younger brother, and the elder brother is 6 yuan more than the younger brother. How much are the two brothers in total?
兄弟俩共有人民币若干元，兄的25%等于弟的(1/3)，兄比弟多6元，兄弟俩共有多少元．
<gadget id="calculator">4 + 3</gadget>
<output>7</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">(4/7) - (3/7)</gadget>
<output>1/7 = around 0.142857</output>

<gadget id="calculator">6 / (1/7)</gadget>
<output>42</output>

<result>42</result>