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#### 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 102 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 95 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 100 views January 07, 2019 at 06:49 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 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 99 views January 07, 2019 at 06:46 pm

#### Posted By : venu

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

## Question : The average age of students of a class is 15.8 years. The average age of boys in the class is 16.4 years and that of the girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is:

0 Answer 0 Comments 100 views January 07, 2019 at 06:45 pm

#### Posted By : venu

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

## Question : Of the four numbers, the first is twice the second, the second is one-third of the third and the third is 5 times the fourth. The average of the numbers is 24.75. The largest of these numbers is:

0 Answer 0 Comments 106 views January 07, 2019 at 06:44 pm

#### Posted By : venu

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

## Question : 3 years ago, the average of a family of 5 members was 17 years. A baby having been born, the average age of the family is the same today. The present age of the baby is:

0 Answer 0 Comments 99 views January 07, 2019 at 06:43 pm

## Question : If a sum on compound interest becomes three times in 4 years, then with the same interest rate, the sum will become 27 times in:

0 Answer 0 Comments 99 views January 07, 2019 at 06:42 pm

## Question : Divide Rs. 3903 between A and B, so that A’s Share at the end of 7 years may equal to B’s share at the end of 9 years, compound interest being at 4 percent.

0 Answer 0 Comments 100 views January 07, 2019 at 06:41 pm

## Question : A sum of money is borrowed and paid back in two annual installments of Rs. 882 each allowing 5% compound interest. The sum borrowed was:

0 Answer 0 Comments 93 views January 07, 2019 at 06:39 pm

## Question : .What sum invested for 2 years at 12% compounded annually will grow to Rs. 4390.40…..

0 Answer 0 Comments 126 views January 07, 2019 at 06:38 pm

## Question : 3.If the difference between the simple interest and compound interests on some principal amount at 20% for 3 years is Rs. 48, then the principal amount is

0 Answer 0 Comments 99 views January 07, 2019 at 06:37 pm

## Question : 2.Manoj borrowed a certain sum from Anuj at a certain rate of simple interest for 2 years. He lent this sum to Rakesh at the same rate of interest compounded annually for the same period. At the end of two years, he received Rs. 4200 as compound interest but paid Rs. 4000 only as simple interest. Find the rate of interest?

0 Answer 0 Comments 120 views January 07, 2019 at 06:36 pm

## Question : 1.The Simple interest on a certain sum for 2 years at 10% per annum is Rs. 90. The corresponding compound interest is:

0 Answer 0 Comments 112 views January 07, 2019 at 06:35 pm