Lakshya Education MCQs

Question:  the average age of four players is 18.5 years. if the age of the coach is also included, the average age increases by 20%. the age of the coach is ?
Options:
 A. 23 years B. 27 years C. 32 years D. 37 years
Explanation :

Earn Reward Points by submitting Detailed Explaination for this Question

More Questions on This Topic :

Question 1.  the average of 30 results is 20 and the average of other 20 results is 30 . what is the average of all the results?
1.    700
2.    800
3.    1200
4.    1300
Explanation :
Question 2.  the average age of an adult class is 40 years. 12 new students with an average age of 32 years join the class. therefore decreasing the average by 4 year. what was the original strength of class ?
1.    12
2.    22
3.    33
4.    44
Explanation :
Question 3.  the average age of four children in a family is 12 years. if the spacing between their ages is 4 years, the age of the youngest child is ?
1.    3 years
2.    6 years
3.    8 years
4.    10 years
Explanation :
Question 4.  the average age of an adult class is 40 years. 12 new students with an average age of 32 years join the class. therefore decreasing the average by 4 year. what was the original strength of class ?
1.    12
2.    22
3.    33
4.    44
Explanation :
Question 5.  the average age of four children in a family is 12 years. if the spacing between their ages is 4 years, the age of the youngest child is ?
1.    3 years
2.    6 years
3.    8 years
4.    10 years