The salary of ramu is 3 times the salary of raju's salary increases by 20% every month &ramu's salary decreases by 10% every month,what is the ratio of salary of raju to ramu after 2 months?
a.15:24 b.17:28 c.14:23 d.16:27

• d. 16:27
  
  Let salaries of Ramu and Raju be 3x and x respectively, then
  Ratio of salary of Raju and Ramu after 2 months = x*(120/100)² = 3x*(90/100)²
  = 16 : 27
• 7 years agoHelpfull: Yes(8) No(2)
• d 16:27
  Let Ramu’s salary be 300 and Raju’s salary be 100
  After 1 month, salary of Ramu and Raju will be 270 and 120. (Based on given conditions)
  After 2 months salary of Ramu and Raju will be 243 and 144
  So the ratio of salary of Raju to Ramu will be 16:27
• 6 years agoHelpfull: Yes(8) No(0)
• D 16:27 is the answer
• 6 years agoHelpfull: Yes(0) No(2)