The average age of 6 boys of a team led by Karim is 8.5 and if Karim is dropped the average age of the remaining boys will be 7.2. What is the age of Karim ?

A 7.8
B 10.8
C 12.6
D 15

Correct Answer: 15

মেঘ এর প্রতিশব্দ - কাদম্বিনী, জলধর, জীমৃত, বারিদ, নীরদ, পয়োদ, ঘন, অম্বুদ, তায়দ, পয়োধর, বলাহক, তোয়ধর।
Bissoy MCQ
#গণিত #গড় (Average) #Bangladesh Krishi Bank #Krishi Bank - Officer - 29.06.2007

Related Questions

Jane, Karim and Leo checked out books from the library. Jane has an even number of library books . Karim has 3 more library books than Jane . Leo has 2 more library books than Karim. Which statement is true about the number of library books Karim and Leo have ?
A Karim's number is odd, and Leo's number is odd.
B Karim's number is odd, and Leo's number is even.
C Karim's number is even, and Leo's number is odd.
D Karim's number is even, and Leo's number is even.
The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older . If the ages of these two are excluded, the average , the average age of the remaining players is one year less than the average age of the whole team. what is the average age of the whole team?
A 23 years
B 24 years
C 25 years
D 26 years
The captain of Bangladesh Cricket Team is 26 years old and the wicket keeper is 4 years older . If the ages of these two are excluded,the average age of the remaining players is one year less than the average age of the whole team . What is the average age of the team ?
A 21
B 22
C 23
D None
The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older than him. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team?
A 23
B 24
C 25
D None
যদি দুটি সংখ্যার অনুপাত ৮ঃ৫ হয়, তবে নীচের কোন সংখ্যাটি ঐ দুটি সংখ্যার যোগফল হতে পারবে না?
A 52
B 105
C 143
D কোনোটিই নয়
Of the 50 researcher in a work group 40% will be assigned to team A and the remaining 60% to team B. However 70% of the researcher prefers team A and. 30% prefer team B. What is the least possible number of researchers who will not be assigned to the team they prefer?
A 15%
B 20%
C 25%
D 30%
Two dogsled teams raced across a 300 mile course in Wyoming. Team A finished the course in 3 fewer hours than did team B. If team A's average speed was 5 miles per hour greater than that of team B, what was team B's average speed, in miles per hour?
A 12
B 20
C 18
D 25
Two dogsled teams raced across a 300 mile course in Wyoming . Team A finished the course in 3 ours than did team B. If team As average sped was 5 miles per hour greater than that of team B , what was team B's average speed in miles per hour?
A 12
B 20
C 18
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on a youth football team, the ratio of boys to girls is 6 to 7.if there are 2 more girls than boys on the team, how many boys are on the team ?
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Rahim and Karim donated Tk. 100. each in charity . Karim gives each tk. 1 more than Rahim and Rahim distributes money to 5 more people than Karim . How many people are there in this charity ?
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