Dear aspirants,

This is the new year with new goals, new experiences and lots of exams to be scheduled soon. SSC CGL has recently released the exam dates so now it is time to gear up your preparations and try hard to get success. ADDA247 never fails to deliver something new and fruitful for you all. This time also we are providing you the best study plan as well as a study material. We are here going to prepare your Quantitative Aptitude section for the SSC CGL. In this article, we are providing you the details that how we are going to help you to clear the examination this year. We ADDA247 is going to provide you daily tests for all the subjects. The topic-wise quiz will be done from January till April. This will help you to get a deeper knowledge of all the topics and will prepare you thoroughly.

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Q1. A student was asked to find the arithmetic mean of the following 12 numbers:

3, 11, 7, 9, 15, 13, 8, 19, 17, 21, 14 and x .He found the mean to be 13. The value of x will be

(a) 3

(b) 7

(c) 17

(d) 19

Q2. If the average marks of three batches of 55, 60 and 45 students respectively is 50, 55 and 60, then the average marks of all the students is?

(a) 54.68

(b) 53.33

(c) 54.00

(d) 54.98

Q3. The average monthly expenditure of a family is Rs. 2,200 during first three months, Rs. 2,550 during next four months and Rs. 3,120 during last five months of the year. If the total savings during the year was 1,620, what is the average monthly income?

(a) Rs. 2805

(b) Rs. 2850

(c) Rs. 2835

(d) Rs. 2865

Q4. The average monthly salary of all the employees in an industry is Rs. 15,000. The average salary of male employees is Rs. 18,000 and that of female employees is Rs. 14,000. What is the ratio of female employees to male employees?

(a) 1:3

(b) 3:1

(c) 1:2

(d) 2:1

Q5. The average weight of first 11 persons among 12 persons is 95 kg. The weight of 12th person is 33 kg more than the average weight of all the 12 persons. The weight of the 12th person is?

(a) 128.75 kg

(b) 116.62 kg

(c) 97.45 kg

(d) 131 kg

Q6. The average of some natural numbers is 15. If 30 is added to first number and 5 is subtracted from the last number the average becomes 17.5 then the number of natural number is?

(a) 10

(b) 15

(c) 20

(d) 30

Q7. A librarian purchased 50 books for his library. But he saw that he could get14 more books by spending Rs. 76 more and the average price per book would be reduced by Re. 1. The average price (in Rs.) of each book he bought, was?

(a) 9

(b) 10

(c) 12

(d) 15

Q8. The average of the first 7 integers in a series of 13 consecutive odd integers is 37. What is the average of the entire series?

(a) 37

(b) 39

(c) 41

(d) 43

Q9. The average of marks of 18 students in an examination was calculated as 71. But it was later found that the mark of one student had been wrongly entered as 65 instead of 56 and another as 24 instead of 40. The correct average is?

(a) 72.2

(b) 71.8

(c) 71.5

(d) 72.5

Q10. Three numbers are such that the average of first two numbers is 2, the average of the last two numbers is 3 and the average of the first and the last numbers is 4, then the average of three numbers is equal to?

(a) 18

(b) 9

(c) 3

(d) 3.5

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**Solutions**

In the last month i.e. in May daily we will provide you with a test of the previous years’ question papers, this will increase your confidence in solving the real exam and will make you familiar with the real-time exam.

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