# SSC MTS (AVERAGE) NUMERICAL ABILITY QUIZ

Attempt now to get your rank among 182 students!

## Question 1:

In a class there were 18 boys and some girls. In a test the mean score obtained by the boys was 12 while that obtained by the girls was 14 . If the overall average was $13.1$, what was the total number of students in the class?

## Question 2:

A person received 4 packets in January with an average weight of 300 g, and in February 8 packets with an average weight of 400 g were received. What will be the average weight (in grams) of all the packets received by the person in both the months?

## Question 3:

The group of seven students took an exam. After the examination, another student joined the group. By including the marks of the new student, the average marks of the group increased to 2. How many more marks did this student get compared to the average marks of the initial seven students?

## Question 4:

Two football teams, Team A and Team B, played in the tournament and scored the following goals in 6 matches.

 Matches Team A Goals Team B Goals Match 1 2 3 Match 2 1 0 Match 3 0 1 Match 4 4 5 Match 5 3 2 Match 6 2 1

## Question 5:

The average of the scores obtained by Jitendra and Umar is 70, the average of the scores obtained by Umar and Shyamal is 56, while the average of the scores obtained by Shyamal and Jitendra is 78. What is the average of the scores obtained by Jitendra Umar and Shyamal?

## Question 6:

The average marks obtained by a group of 25 students was 24. One student left the group as a result of which the average of the remaining students became 25. But another student joined the group as a result of which the group's average score fell to $\mathbf{2 4 . 8}$ left. What was the average marks of the student who left the group and joined the group?

## Question 7:

A family consists of two parents and three children. If the average age of the parents is 36 years and that of the children is 10 years. Find the average age (in years) of the family.

## Question 8:

A grocer has a sale of Rs. 2,000 , Rs. 2,500 , Rs. 3,250 and Rs. 4,250 in 4 months. How much should his sale in the 5 th month be to get an overall average of Rs. 3,500?

## Question 9:

A set consists of 5 consecutive integers starting from 3 . What is the percentage decrease in the average of the set when the greatest integer is removed from the set?

## Question 10:

The average of 13 results is 68 . The average of first seven is 63 and that of the last seven is 70 , the seventh result is :