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Question: The average of 7 numbers of 40. If 3 more numbers, with an average of 21, are added to these numbers, what will be the average of the combined 10 number?
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Question: The average of 7 numbers of 40. If 3 more numbers, with an average of 21, are added to these numbers, what will be the average of the combined 10 number?
Question 1: The average of 7 numbers of 40. If 3 more numbers, with an average of 21, are added to these numbers, what will be the average of the combined 10 number?
View topic: গড় (Average)
6.1
30.1
30.3
34.3
Source: Standard Bank Ltd - Officer - 2006
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Answer: 34.3
Explanation:
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১০ টি সংখ্যার যোগফল ৬০০। এদের প্রথম ৪টির গড় ৫৫ এবং শেষের ৫টির গড় ৬৫। ৫ম সংখ্যাটি কত?
A car averages 25 miles per gallon of gasoline when driven in the city and 40 miles per gallon when drives on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the car averages when it is driven 10 miles in the city and then 50 miles on the highway?
If the average (arithmetic mean) of 16, 20 and n is between 18 and 21 inclusive, what is the greatest possible value of n ?
২০০০ সালের ফেব্রুয়ারী মাসের দৈনিক বৃষ্টিপাতের গড় ০.৫৫ সে.মি । ঐ মাসের মোট বৃষ্টিপাতের পরিমাণ কত?
A motorist must complete 180-mile trip is 4 hours. If he averages 50 miles an hour for the first three hours of the trip , how fast must ( in terms of mile per hour ) he travel in the last hour ?
15 students took a test that was scored from 0 to 100. If exactly 10 students scored 75 of more on the test, find the lowest possible value for the average of the scores of all 15 students.
Find the average of all the numbers between 6 and 34 which are divisible by 5.
A motorcycle stunt man belonging to a fair rides over the vertical walls of a circular wall at an average speed of 54 km/h for 5 minutes. If the radius of the wall is 5 meters then the distance traveled is ----
If the average of 5,6,7 and w is 8,the value of w is -----
১৩ টি সংখ্যার যোগফল ৪৬২ , প্রথম ৪টির গড় ৫২ ও শেষ ৫ টির গড় ৩৮ হলে ৫ম সংখ্যাটি কত?
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বাক্যতত্ত্ব বা পদক্রম (Syntax)
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