15
17
19
21
Source: Sonali, Janata, Agrani -; Rupali Bank Ltd. Senior Officer Recruitment 14.03.2008
Answer: 21
Explanation:
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You should read | Questions
The electric company charges Tk. 0.30 per kilowatt-hour (KWH). Rahim used 2800 KWH in April, 3200 KWH in May, and 3600 KWH in June. What was his average cost of electricity for the 3 months?
১২,৫৬,৩৪,৫১২ এর গড় কত?
A train went 300 miles from X to Y at an average speed of 80 mph. At what speed did it travel on the way back it its average speed for the whole trip was 100 mph?
The average age of 30 students is 10 years and that of another group of 5 of them is 14 years. What is the average age of the remaining students ?
The average of 100 observations in a study was calculated as 49.7 . Later it was revealed that one of the observations was misread as 64 instead of 94. What will be the correct average ?
In a class average the mark in an exam is 70. The average of students who scored below 60 is 50. The average of students who scored 60 or more is 75. If the total number of students in this class is 20, how many students scored less than 60?
যদি 7,11,15 এবং x এর গড় y হয়, তবে x এর মান কত?
The average of several exam scores is 80. One make-up exam was given. Included with the other scores, the new average was 84. If the score on the make-up exam was 92, how many total exams were given?
On Tuesday, 30 of the students in a class took a test and their average score was 83.5 . On Thursday , the other 5 students took the test, and their average score was 94. what was the average for the entire class?
একজন ছাত্র বাংলায় ৬০ এবং ইংরেজিতে ৮০ নম্বর পেল। সে অংক পরীক্ষায় কত নম্বর পেলে এই তিন বিষয়ে তার গড় নম্বর ৭৫ হবে ?
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You should read | Topic
অনুকার শব্দ, ধ্বন্যাত্মক শব্দ ও শব্দদ্বৈত
কবিতা ও কাব্যগ্রন্থ
বিবিধ সমস্যা (Miscellaneous Problem)
শতকরা ও লাভ-ক্ষতি (Percentage and Profit and loss)
সন্ধি বিচ্ছেদ
প্রতিশব্দ বা সমার্থক শব্দ
Number and Gender
কারক ও বিভক্তি
গড় (Average)
কম্পিউটার এর গঠন ও মেমরি
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