Jack buys 18 sharpeners (white and brown) for rs. 100. If he pays 1 rupee more for each white than brown sharpeners. How many of white and how many brown sharpeners did he buy? Choose the correct choice from the following answers.
A) 10,8  B) 9,8  C) 7,8  D) 5,6  E) 11,12
Total cost=100   number of sharp=18   cost of white=cost of brown+1   100/18=5.5...-(1)   also 100%18=10...-(2)   as cost of white is 1 more than that of brown   from 1 int. value will be 5   now remainder is 10 so 10 sharp. will be of cost (5+1)   =&gt; 10*(5+1)+8*5   =&gt;10*6+8*5   =60+40   100   white=10   brown=8   10,8NSWER:10,8
<result>A</result>
Jack buys 18 sharpeners (white and brown) for rs. 100. If he pays 1 rupee more for each white than brown sharpeners. How many of white and how many brown sharpeners did he buy?