The correct answer is C
The average age of Anuj, Saroj and Tanuj is 36 years. The average age of Anuj and Saroj is 30 years, while the average age of Tanuj and Anuj is 36 years...
The average age of 25 children and their teacher's age are 20 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
The average expenditure of a man for the first seven month is Rs.12000 and for the next five months is Rs.9000. If he saves 15000 in that year then find...
Average 20 numbers is ‘x’. If the average of first 12 numbers is 72.5 while average of last 5 numbers is 82.2 and 13th, 14th a...
According to Ben, his age is between 30 and 34 years, while his wife thinks his age is between 32 and 36 years. His son believes his age is between 31 a...
The average of two numbers is 25, and the square root of their product is 20. What is the difference between the two numbers?
Average marks scored by Vineet in five subjects are 75. The average marks scored by him (excluding his highest and lowest marks) are 60 and lowest marks...
The average age of a group of seven children is 10 years. From the group, two children, whose ages were 5 years more and 3 years more than the average a...
The average mark obtained by Khushi in four papers was 51, and in the fifth paper, she obtained 56 marks. Find his new average in all five papers.
In a gathering of 30 guests, the average age of each guest in the class is 21 years. Later, 4 more guests join the party, causing the average age of the...