Robert spent $104 in buying raw materials, $175 in buying machinery and 10% of the total amount he had as cash with him. What was the total amount?
Options
A) A)$150  B) B)$210  C) C)$250  D) D)$310  E) E)$200
Let the total amount be x   then, (100-10)% of x = 104+175   90% of x = 279   90x/100 = 279   x = $310   Answer is $310
<result>D</result>
Robert spent $104 in buying raw materials, $175 in buying machinery and 10% of the total amount he had as cash with him. What was the total amount?