The average weight of a class of 29 students is 40 kg. If the weight of the teacher be included, the average rises by 500 gm. What is the weight of the teacher?
The average weight of a class of 29 students is 40 kg. If the weight of the teacher be included, the average rises by 500 gm. What is the weight of the teacher?
The average of 3 numbers is 17 and that of the first two is 16. Find the third number.
The average of 3 numbers is 17 and that of the first two is 16. Find the third number.
If we take four numbers, the average of the first three is 16 and that of the last three is 15. If the last number is 18, the first number is
If we take four numbers, the average of the first three is 16 and that of the last three is 15. If the last number is 18, the first number is
The average weight of 19 men in a ship is increased by 3.5 kg when one of the men, who weighs 79 kg, is replaced by a new man. Find the weight of the new man upto 2 decimal places
The average weight of 19 men in a ship is increased by 3.5 kg when one of the men, who weighs 79 kg, is replaced by a new man. Find the weight of the new man upto 2 decimal places
The average temperature for Wednesday, Thursday and Friday was 40 °C. The average for Thursday, Friday and Saturday was 41 °C. If the temperature on Saturday was 42 °C, what was the temperature onWednesday?
The average temperature for Wednesday, Thursday and Friday was 40 °C. The average for Thursday, Friday and Saturday was 41 °C. If the temperature on Saturday was 42 °C, what was the temperature onWednesday?
Ajit Tendulkar has a certain average for 9 innings. In the tenth inning, he scores 100 runs thereby increasing his average by 8 runs. His new average is
Ajit Tendulkar has a certain average for 9 innings. In the tenth inning, he scores 100 runs thereby increasing his average by 8 runs. His new average is
The marks obtained by Hare Rama in Mathematics, English and Biology are respectively 93 out of 100, 78 out of 150 and 177 out of 200. Find his average score in percent.
The marks obtained by Hare Rama in Mathematics, English and Biology are respectively 93 out of 100, 78 out of 150 and 177 out of 200. Find his average score in percent.
The average of the first five multiples of 7 is
The average of the first five multiples of 7 is
Three years ago, the average age of A, B and C was 27 years and that of B and C 5 years ago was 20 years. A's present age is
Three years ago, the average age of A, B and C was 27 years and that of B and C 5 years ago was 20 years. A's present age is
The speed of the train in going from Nagpur to Allahabad is 100 km/hr while when coming back from Allahabad to Nagpur, its speed is 150 km/hr. Find the average speed during the whole Journey.
The speed of the train in going from Nagpur to Allahabad is 100 km/hr while when coming back from Allahabad to Nagpur, its speed is 150 km/hr. Find the average speed during the whole Journey.
Find the average of the first 97 natural numbers.
Find the average of the first 97 natural numbers.
Find the average of all prime numbers between 30 and 50.
Find the average of all prime numbers between 30 and 50.
The average monthly expenditure of a family was 2750 for the first 3 months, 3150 for the next three months and 6750 for the next three months. Find the average income of the family for the 9 months, if theysave 650 per month.
The average monthly expenditure of a family was 2750 for the first 3 months, 3150 for the next three months and 6750 for the next three months. Find the average income of the family for the 9 months, if theysave 650 per month.
The age of Shaurya and Kauravki is in the ratio 2 : 6. After 5 years, the ratio of their ages will become 6 : 8. Find the average of their ages after 10 years.
The age of Shaurya and Kauravki is in the ratio 2 : 6. After 5 years, the ratio of their ages will become 6 : 8. Find the average of their ages after 10 years.
The average age of a family of 6 members is 22 years. If the age of the youngest member be 7 years, what was the average age of the family at the birth of the youngest member?
The average age of a family of 6 members is 22 years. If the age of the youngest member be 7 years, what was the average age of the family at the birth of the youngest member?
The average age of 8 persons in a committee is increased by 2 years when two men aged 35 years and 45 years are substituted by two women. Find the average age of the two women.
The average age of 8 persons in a committee is increased by 2 years when two men aged 35 years and 45 years are substituted by two women. Find the average age of the two women.
There are three fractions A, B and C. If A= 1/4 and B = 1/6 and the average of A, B and C is 1/12. What is the value of C?
There are three fractions A, B and C. If A= 1/4 and B = 1/6 and the average of A, B and C is 1/12. What is the value of C?
The mean temperature of Monday to Wednesday was 37 °C and of Tuesday to Thursday was 34 °C. If the temperature on Thursday was 4/5 that of Monday, the temperature on Thursday was
The mean temperature of Monday to Wednesday was 37 °C and of Tuesday to Thursday was 34 °C. If the temperature on Thursday was 4/5 that of Monday, the temperature on Thursday was
The average age of 24 students and the principal is 15 years. When the principal's age is
excluded, the average age decreases by 1 year. What is the age of the principal?
The average age of 24 students and the principal is 15 years. When the principal's age is
excluded, the average age decreases by 1 year. What is the age of the principal?
The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average
now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A then
the average weight of B, C, D and E becomes 78 kg. The weight of A is
The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average
now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A then
the average weight of B, C, D and E becomes 78 kg. The weight of A is