A building contractor employs 20 male, 15 female and 5 child workers. To a male
A building contractor employs 20 male, 15 female and 5 child workers. To a male worker he pays Rs.25 per day, to a female…
The average salary of a person for the months of January, February, March and Ap
The average salary of a person for the months of January, February, March and April is Rs.8000 and that for the months February, March,…
Visitors to show were charged Rs.15 each on the first day. Rs.7.50 on the second
Visitors to show were charged Rs.15 each on the first day. Rs.7.50 on the second day, Rs.2.50 on the third day and total attendance…
The average marks of a class of 30 students is 40 and that of another class of 5
The average marks of a class of 30 students is 40 and that of another class of 50 students is 60. Find the average…
In a hostel there were 100 students. To accommodate 20 more students the average
In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by…
A batsman makes a score of 64 runs in the 16th innings and thus increased his av
A batsman makes a score of 64 runs in the 16th innings and thus increased his average by 3. Find his average after the…
A batsman in his 17th innings makes a score of 85 and their by increasing his av
A batsman in his 17th innings makes a score of 85 and their by increasing his average by 3. What is his average after…
The average of 13 numbers is 60. Average of the first 7 of them is 57 and that o
The average of 13 numbers is 60. Average of the first 7 of them is 57 and that of the last 7 is 61….
The average age of a husband and a wife is 23 years when they were married five
The average age of a husband and a wife is 23 years when they were married five years ago but now the average age…
Find the average of the first 20 natural numbers?
Find the average of the first 20 natural numbers?
The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. T
The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is_________?
Sarfaraz obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Mathemati
Sarfaraz obtained 76, 65, 82, 67 and 85 marks (out of 100) in English, Mathematics, Physics, Chemistry and Biology. What are his average marks?