Important Question- The present ages of A and B are in the ratio 4:5
The present ages of A and B are in the ratio 4:5 and after 5 years they will be in the ratio 5: 6. Then the present age of A…
Important Question- The average age of 9 students and their teacher
The average age of 9 students and their teacher is 16 years . The average age of the first four students is 19 years and that of the last five…
Five years ago, the average age of P, Q and R
Five years ago, the average age of P, Q and R was 25 years and seven years ago, the average age of Q and R was 20 years. The present…
Important Question- The average age of A and B is 30 years.
The average age of A and B is 30 years and that of B and C is 26 years. The difference of the age of A and C is.
Important Question- In a school with 600 students, the average age.
In a school with 600 students, the average age of the boys is 12 years and that of the girls is 11 years. If average age of the school is…
The average age of 11 players of a cricket..
The average age of 11 players of a cricket team is increased by 2 months when two of them aged 18 years and 20 years are replaced by two new…
The average daily income of 7 men, 11 women and 2 boys
The average daily income of 7 men, 11 women and 2 boys is Rs. 257.50. If the average daily income of the men is Rs. 10 more than that of…
The average of seven numbers is 18. If one of.
The average of seven numbers is 18. If one of the numbers is 17 and if it is replaced by 31, then the average becomes : A. 21.5 B. 19.5…
The average of 20 numbers is 12. The average..
The average of 20 numbers is 12. The average of the first 12 numbers is 11 and that of the next 7 numbers is 10. The last number is ?…
The average weight of 12 crewmen in a boat is increased..
The average weight of 12 crewmen in a boat is increased by $\Large\frac{1}{3}$ kg, when one of the crewmen whose weight is 55 kg is replaced by a new man.…
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