Subject
Bank Exam
Topic
Southeast Bank Ltd. - Probationary Officer - 2017
Of 30 applicants for a job, 14 had at least 4 years experience, 18 had degrees, and 3 had less then 4 years' experience and did not have a degree. How many of the applicants had at least 4 years' experience and a degree ?
Of 30 applicants for a job, 14 had at least 4 years experience, 18 had degrees, and 3 had less then 4 years' experience and did not have a degree. How many of the applicants had at least 4 years' experience and a degree ?
ক)
5খ)
7গ)
9ঘ)
13Explanation
Solution: প্রশ্নে বলা হচ্ছে যে, 30 জন চাকুরী প্রার্থীর মধ্যে কমপক্ষে 14 জনের 4 বছরের Experience আছে এবং 3 জনের 4 বছরের কম Experience আছে এবং তাদের কোনো Degree নেই এবং 18 জনের Degree আছে । কতজন চাকুরী প্রার্থীর কমপক্ষে 4 বছরের Experience এবং Degree আছে ? Shortcut 1: All = All single - Both + None => 30 = 14 + 18 - Both + 3 => Both = 35 - 30 [ উল্লেখ্য এখানে None বলতে 4 বছরের Experience এবং Degree কোনোটিই নেই এরকম প্রার্থীদের বুঝানো হচ্ছে । ] Both = 5 অর্থাৎ 5 জন প্রার্থীর Experience এবং Degree উভয়ই আছে । Shortcut 2: নিচের মতো ছক একেও করতে পারেন Less than 4 years' experience At least 4 year' experience Total Degree 13 5 18 Not have a degree 3 9 12 Total 16 14 30Related questions
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