Search Results - 3336 results found from 53231

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average age of  30 students in a class is 20 years.The average age of 25 students is 15.What is the average age of remaining students

0 Answer 0 Comments 86 views January 07, 2019 at 07:05 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average of five number is 42 ,if one number is excluded  the average become 35.The excluded number is

0 Answer 0 Comments 116 views January 07, 2019 at 07:04 pm  #### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average salary of the entire staff in a office is Rs 120 per month. The average salary of officers is Rs 460 and that of non officer is Rs 110. If the number of officer is 15, then find the number of non-officer in the office?

0 Answer 0 Comments 86 views January 07, 2019 at 06:59 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average of six numbers is 3.95. The average of two of them is 3.4, while the average of the other two is 3.85. What is the average of the remaining two numbers?

0 Answer 0 Comments 98 views January 07, 2019 at 06:58 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : 1/3 rd of certain journey is covered at the rate of 25 km/hr, 1/4 th at the rate of 30 km/hr and rest at 50 km/hr. Find the averae speed for the whole journey?

0 Answer 0 Comments 95 views January 07, 2019 at 06:57 pm #### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : A cricketer has completed 10 innings and his average is 21.5 runs. How many runs must he make in his next innings so as to raise his average to 24?

0 Answer 0 Comments 91 views January 07, 2019 at 06:56 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average age of the boys in a class is 16 years and that of the girls is 15 years. The average age for the whole class is:

0 Answer 0 Comments 93 views January 07, 2019 at 06:55 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one them weighing 65 kg. What might be the weight of the new person?

0 Answer 0 Comments 95 views January 07, 2019 at 06:54 pm #### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : If the mean of a, b, c is M and ab + bc + ca = 0, then the mean of a^2, b^2, c^2 is:

0 Answer 0 Comments 126 views January 07, 2019 at 06:53 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average of a non-zero number and its square is 5 times the number. The number is:

0 Answer 0 Comments 115 views January 07, 2019 at 06:52 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The arithmetic mean of the scores of a group of students in a test was 52. The brightest 20% of them secured a mean score of 80 and the dullest 25% a mean score of 31. The mean score of remaining 55% is:

0 Answer 0 Comments 96 views January 07, 2019 at 06:52 pm #### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : There were 35 students in a hostel. If the number of students increase by 7, the expenses of the mess increase by Rs 42 per day while the average expenditure per head diminishes by Rs 1. Find the original expenditure of the mess?

0 Answer 0 Comments 93 views January 07, 2019 at 06:50 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : A batsman in his 17th innings makes a score of 85, and thereby increases his average by 3. What is his average after 17 innings?

0 Answer 0 Comments 98 views January 07, 2019 at 06:50 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average age of a family of 6 members is 22 years. If the age of the youngest member be 7 years, then what was the average age of the family at the birth of the youngest member?

0 Answer 0 Comments 94 views January 07, 2019 at 06:49 pm #### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average of 11 results is 50. If the average of first 6 results is 49 and that of last 6is 52, find the sixth result?

0 Answer 0 Comments 97 views January 07, 2019 at 06:48 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The Average of marks obtained by 120 candidates in a certain examination is 35. If the average marks of passed candidates is 39 and that of failed candidates is 15, what is the number of candidates who passed the examination?

0 Answer 0 Comments 93 views January 07, 2019 at 06:47 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average age of 30 boys of a class is equal to 14 years. When the age of the class teacher is included the average becomes 15 years. Find the age of the class teacher?

0 Answer 0 Comments 97 views January 07, 2019 at 06:47 pm #### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average

## Question : The average price of 10 books is Rs. 12 while the average price of 8 of these books is Rs. 11.75. Of the remaining two books, if the price of one book is 60% more than the price of the other, what is the price of each of these two books?

0 Answer 0 Comments 97 views January 07, 2019 at 06:46 pm

#### Posted By : venu

Subject : Mathematics, Mental Ability, Aptitude, Reasoning & Statistics    |    Chapter : Average