Gokul had 100 currency notes in all, some of which are of Rs 60 denomination and the remaining of Rs 50 denomination. The total amount of all these currency notes was Rs. 5000. How much amount (in Rs) did he have in the denomination of Rs 50? Choose the correct option
A) 109  B) 95  C) 106  D) 100  E) 105
Let the number of 50-rupee notes = x   Then, the number of 60-rupee notes = (100 – x)   50x + 60(100 – x) = 5000 : x = 71   ANSWER:100
<result>D</result>
Gokul had 100 currency notes in all, some of which are of Rs 60 denomination and the remaining of Rs 50 denomination. The total amount of all these currency notes was Rs. 5000. How much amount (in Rs) did he have in the denomination of Rs 50?