Present age of Rahul is 5 years less than Ritu’s present age. If 3 years ago Ritu’s age was x, which of the following represents Rahul’s present age ?
Average weight of three boys P, T and R is $54\frac{1}{3}$ kgs while the average weight of three boys, T, F and G is 53 kgs. What is the average weight of P, T, R, F and H ?
In Arun’s opinion his weight is greater than 65 kg but less than 72 kg. His brother does not agree with Arun and he thinks that Arun’s weight is greater than 60 kg but less than 70 kg. His mother’s view is that his weight cannot be greater than 68 kg. If all of them are correct in their estimation, what is the average of different probably weights of .Arun ?
Of the three numbers, the average of the first and the second is greater than the average of the second and the third by 15. What is the difference between the first and the third of the three numbers ?
The product of the ages of Harish and Seema is 240. If twice the age of Seema is more than Harish’s age by 4 years, what is Seema’s age in years ?
If the ages of P and R are added to twice the age of Q, the total becomes 59; if the ages of Q and R are added to thrice age of P, the total becomes 68 and if the age of P is added to thrice the age of Q and thrice the age of R, the total becomes 108. What is the age of P ?
The average height of 16 students is 142 cm. If the height of the teacher is included, the average height increases by 1 cm. The height of the teacher is
