x and y started a business by investing rs. 36000 and rs. 42000 respectively after 4 months z joined in the business with an investment of rs. 48000, then find share of z in the profit of rs. 13750?  Choose the correct choice from the following choices
A) 3200	B) 4000	C) 3250	D) 3825	E) 3985
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">12 - 4</gadget>
<output>8</output>

<gadget id="calculator">48_000 * 8</gadget>
<output>384_000</output>

<gadget id="calculator">36_000 * 12</gadget>
<output>432_000</output>

<gadget id="calculator">42_000 * 12</gadget>
<output>504_000</output>

<gadget id="calculator">432_000 + 504_000</gadget>
<output>936_000</output>

<gadget id="calculator">936_000 + 384_000</gadget>
<output>1_320_000</output>

<gadget id="calculator">13_750 / 1_320_000</gadget>
<output>1/96 = around 0.010417</output>

<gadget id="calculator">384_000 * (1/96)</gadget>
<output>4_000</output>

<result>B</result>
x and y started a business by investing rs. 36000 and rs. 42000 respectively after 4 months z joined in the business with an investment of rs. 48000, then find share of z in the profit of rs. 13750?
multiply(multiply(48000, subtract(multiply(const_3, const_4), const_4)), divide(13750, add(add(multiply(36000, multiply(const_3, const_4)), multiply(42000, multiply(const_3, const_4))), multiply(48000, subtract(multiply(const_3, const_4), const_4)))))
ratio of investment , as investments is for different time . investment x number of units of time . ratio of investments x : y : z = 36000 : 42000 : 48000 = > 6 : 7 : 8 . x = 6 x 12 months = 72 , y = 7 x 12 = 84 , z = 8 x 8 = 64 = > 18 : 21 : 16 . ratio of investments = > x : y : z = 18 : 21 : 16 . investment ratio = profit sharing ratio . z = 13750 × 16 / 55 = rs . 4000 . share of z in the profit is rs . 4000 . option b