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. ]There are 3 green, 4 orange and 5 white color bulls in a bag. If a bulb is picked at random, what is the probability of having either a green or a white bulb ?
[ Read the following questions carefully and choose the right answer. ]There are 3 green, 4 orange and 5 white color bulls in a bag. If a bulb is picked at random, what is the probability of having either a green or a white bulb ?
ক)
3/4খ)
2/3গ)
4/3ঘ)
2/5Explanation
প্রশ্নে বলা হচ্ছে, একটি ব্যাগে 3টি সবুজ, 4টি কমলা এবং 5টি সাদা রংয়ের বাল্ব রয়েছে । একটি বল ব্যাগ হতে দৈবভাবে চয়ন করা হলে মোট সবুজ বা সাদা হবার সম্ভাবনা কত ? মোট বাল্ব আছে = 3+4+5 = 12টি মোট সবুজ অ সাদা বাল্ব রয়েছে = 3+5 = 8 টি একটি সবুজ বা সাদা বাল্ব পাওয়ার সম্ভাবনা = 8/12 = 2/3Related questions
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