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The correct answer is D
The average age of a class of 20 girls is 16 years. If 4 new girls having average age of 10 years join the class, then the average age of the class beco...
Each question contains a statement followed by Quantity I and II. Read the information clearly and answer your questions accordingly.
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Average of four numbers is 16. Sum of smallest and largest number is 48. If difference between other two numbers is 2, then find the square of second sm...
Ram played his first 4 matches with an average of 5 goals per match. However, he couldn't score any goals in the following 3 matches. How many goals doe...
Average of four numbers is 27. Sum of smallest and largest number is 56. If difference between other two numbers is 2, then find the square of second sm...
In a school with 400 students, the average of the age of the boys is 16 years and that of the girls is 12 years. If the average age of the school is 14 ...
The average of the first and second numbers is 45, while the average of the second and third numbers is 55. If the sum of the first and third numbers is...
Average of four consecutive prime numbers T1, T2, T3, and T4 is (17 + x). If the average of T1 and T2 is (13 + x) and the average of T3 and T4 is (13 + ...
The average weight of a group of five persons, A, B, C, D, and E is 67 kg. If another person K joins the group then the average weight of the group is d...
P, Q, R, S and T are five persons. The weight of P, Q and R is 80%, 102% and 84% respectively of the average weight of all five. The ratio of weight of ...
