Subject
Bank Exam
Topic
Joint Recruitment Test for 8 Banks (SO) [03-09-2019, AUST
[ Read the following questions carefully and choose the right answer. ]A and B can do a work in 12 days . B can do the same work in 18 days. In now many days A can complete the 2/3 of the same work ?
[ Read the following questions carefully and choose the right answer. ]A and B can do a work in 12 days . B can do the same work in 18 days. In now many days A can complete the 2/3 of the same work ?
ক)
36 daysখ)
24 daysগ)
16 daysঘ)
27 daysExplanation
প্রশ্নে বলা হচ্ছে, A এবং B একটি কাজ 12 দিনে করে । B কাজটি 18 দিনে করে । কাজটির 2/3 অংশ সম্পন্ন করতে A কত সময় নিবে ? ( A + B ) এর 1 দিনের কাজ 1/12 অংশ আবার, B এর 1 দিনের কাজ = 1/18 অংশ A'র 1 দিনের কাজ = ( 1/12 - 1/18 ) = ( 3-2/36 ) = 1/36 অংশ অর্থাৎ 1/36 অংশ কাজ A করে = 1 দিনে 1 বা সম্পূর্ন অংশ কাজ A করে = 36×1/1 = 36 দিনে 2/3 অংশ কাজ A করে = 36×2/3 = 24 দিনে তাহলে দেখা যাচ্ছে, A কাজের 2/3 অংশ করে 24 দিনে ।Related questions
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