Find the average of 1.11, 0.01, 0.101, 0.001, 0.11 = ?

The average age of an adult class is 40 years. 12 new students with an average age of 32 years join the class, thereby d…

Out of 20 boys, 6 are each of 1 m 15 cm height, 8 are of 1 m 10 cm and rest of 1 m 12 cm. The average height of all of t…

16 children are to be divided into two groups A and B of 10 and 6 children. The average percent marks obtained by the ch…

Total of Arun’s marks in Sanskrit and Mathematics together are 80 more than his marks in Science. His average mark…

The average price of 10 books is Rs.12 while the average price of 8 of these books is Rs. 11.75. Of the remaining two bo…

4 boys and 3 girls spent Rs. 120 on an average, of which boys spent Rs. 150 on the average. The the average amount spent…

The average of the two-digit numbers, which remain the same when the digits interchange their positions, is-