The average amount with a group of seven numbers is Rs. 20. If the newly joined
The average amount with a group of seven numbers is Rs. 20. If the newly joined member has Rs. 50 with him, what was…
The total marks obtained by a student in Mathematics and Physics is 60 and his s
The total marks obtained by a student in Mathematics and Physics is 60 and his score in Chemistry is 20 marks more than that…
The sum of five numbers is 655. The average of the first two numbers is 85 and t
The sum of five numbers is 655. The average of the first two numbers is 85 and the third number is 125. Find the…
Five years ago the average of the ages of A and B was 40 years and now the avera
Five years ago the average of the ages of A and B was 40 years and now the average of the ages of B…
Find the average of the series : 312, 162, 132, 142 and 122?
Find the average of the series : 312, 162, 132, 142 and 122?
The average of five numbers is 27. If one number is excluded, the average become
The average of five numbers is 27. If one number is excluded, the average becomes 25. The excluded number is__________?
Aftab bought 65 books for Rs.1150 from one shop and 50 books for Rs.920 from ano
Aftab bought 65 books for Rs.1150 from one shop and 50 books for Rs.920 from another. What is the average price he paid per…
The average age of a group of 10 persons was decreased by 3 years when one perso
The average age of a group of 10 persons was decreased by 3 years when one person, whose age was 42 years, was replaced…
A library has an average of 510 visitors on Sunday and 240 on other days. The av
A library has an average of 510 visitors on Sunday and 240 on other days. The average number of visitors per day in a…
The average height of 50 pupils in a class is 150 cm. Five of them whose height
The average height of 50 pupils in a class is 150 cm. Five of them whose height is 146 cm, leave the class and…
A family consists of grandparents, parents and three grandchildren. The average
A family consists of grandparents, parents and three grandchildren. The average age of the grandparents is 67 years, that of the parents is 35…
In an exam, Amir scored 64 percent, Masood scored 36 percent and asif 44 percent
In an exam, Amir scored 64 percent, Masood scored 36 percent and asif 44 percent. The maximum score awarded in the exam is 800….