Login / Signup

Question

The average of a group of observations is 34.4. If every observation is scaled by a factor of 2.5, what will the resulting average become?

A 56

B 74

C 86

D 60

Practice Next

More Average Questions

The average age of 12 girls is 35 years. If the age of two more girl is added the average decreases by one and a half year. What is the sum of the age of n...
The average weight of 9 students in a seminar is 42 kg. If the weight of 4 facilitators is also included, then the new average weight of each person (facil...
Four numbers are arranged in ascending order. When the first two numbers are increased by the number equal to their position, and the last two numbers i.e....
The average of 7 numbers is 28. The average of first three of them is 23 and the last three of them is 42. Then the fourth number is:
The average of 12 numbers is 28. If one number 34 is replaced by 58, find the new average.
The average age of a group of eight children is 9 years. Two children, whose ages were 7 years more and 5 years more than the average age, left. Two new ch...
The average age of a team of 20 men is 36 years. If the total age of a group of 16 women is 20% less than the total age of the team of men, then what is th...
The average age of a group is 40 years. When two members having an average age of 58 years leave the group, the average age drops by 3 years. What was the ...
In a class of ‘x’ students, if a new student weighing 32 kg joins the class, then the average weight of the class increases by 1 kg. If the new...
When the average age of a husband and wife and their son was 44 years, the son got married and a child was born just one year after their marriage. When ch...

Hey! Ask a query

ask-question