1 . The difference between the present ages of A and D is 14 years. Seven years ago, the ratio of their ages was 5 : 7 respectively. What is D's present age?

  • A. 56 years
  • B. 49 years
  • C. 58 years
  • D. 45 years
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সিকিউরিটি প্রিন্টিং কর্পোরেশন বাংলাদেশ | সহকারী ব্যবস্থাপক- 26-11-2021
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