John, James and Jim' investment ratio in a business is 4:7:9. If total total investment is 80000. Find Jim's investment?	Select: A) 35000 B) 40000 C) 16000 D) 36000 E) 60000
let the investment of John James and Jim is 4x 7x and 9x   4x+7x+9x = 80000   20x = 80000   x = 4000   Jim' investment = 9*4000= 
<gadget id="calculator">9*4000</gadget>
<output>36_000</output>
36000   Answer : 36000
<result>D</result>
John, James and Jim' investment ratio in a business is 4:7:9. If total total investment is 80000. Find Jim's investment?