CAT Exam

The combined ages of Reena and Seena are 44 years and Reena is twice as old as Seena will be when Seena is 3 times as old as Reena was when Reena was 3 times as old as Seena.How old is Reena?

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CAT Other Question

a cylinder of radius and height both equal to 10cm made by paper is unfolded to form a plane sheet of paper .if circumference of a circle is 2(pi)R then find area of plane paper sheet S.P pf an article is Rs. 17000 and after giving the discount of 8% , a profit of 20% is made.What will be the profit if no discount is made on an item?