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  • CDS Exam ELEMENTARY MATHEMATICS Study Material

Digitization help student to explore and study their academic courses online, as this gives them flexibility and scheduling their learning at their convenience. Kidsfront has prepared unique course material of ELEMENTARY MATHEMATICS Data Interpretation for CDS Exam student. This free online ELEMENTARY MATHEMATICS study material for CDS Exam will help students in learning and doing practice on Data Interpretation topic of CDS Exam ELEMENTARY MATHEMATICS. The study material on Data Interpretation, help CDS Exam ELEMENTARY MATHEMATICS students to learn every aspect of Data Interpretation and prepare themselves for exams by doing online test exercise for Data Interpretation, as their study progresses in class. Kidsfront provide unique pattern of learning ELEMENTARY MATHEMATICS with free online comprehensive study material and loads of CDS Exam ELEMENTARY MATHEMATICS Data Interpretation exercise prepared by the highly professionals team. Students can understand Data Interpretation concept easily and consolidate their learning by doing practice test on Data Interpretation regularly till they excel in ELEMENTARY MATHEMATICS Data Interpretation.


Data Interpretation
Number of students whose IQ score is 140 is

a) 0
b) 1
c) Undeterminable from given data
d) 2



Answer
Solution
Correct Answer Is : Undeterminable from given data
Solution Is : Number of students whose IQ score is 140 is undetermined as the exact figure is not given in the question.
Number of students whose IQ score is 140 is

a) 36
b) 46
c) 35
d) 29



Answer
Solution
Correct Answer Is : 35
Solution Is : Number of students whose IQ score is 100 and more is, = 16 + 13 + 4 + 2 = 20 + 15 = 35.
Study the folllowing table showing marks obtained by 6 candidates ( A , B , C , D , E and F ) in 6 tests conducted in one academic year and answer the question given below .

Total marks obtained by the candidates B and F together was the least in the test ,

a) 2
b) 3
c) 4
d) 5



Answer
Solution
Correct Answer Is : 5
Solution Is : Total marks obtained by B and F together in Test 1 = 70 + 62 = 132 Total marks obtained by B and F together in Test 2 = 62 + 66 = 128 Total marks obtained by B and F together in Test 3 = 68 + 68 = 136 Total marks obtained by B and F together in Test 4 = 60 + 58 = 118 Total marks obtained by B and F together in Test 5 = 58 + 59 = 117 Total marks obtained by B and F together in Test 6 = 68 + 65 = 133 Therefore , B and F got the least marks in test 5
Study the folllowing table showing marks obtained by 6 candidates ( A , B , C , D , E and F ) in 6 tests conducted in one academic year and answer the question given below .

Which canditates has shown a steady improvement throughout the academic year ?

a) A
b) B
c) C
d) D



Answer
Solution
Correct Answer Is : D
Solution Is : Candidate D has shown a steady improvement throughout the academic year.
Study the folllowing table showing marks obtained by 6 candidates ( A , B , C , D , E and F ) in 6 tests conducted in one academic year and answer the question given below .

Which candidate has shown maximum percentage improvement in Test 6 compared to Test 1 ?

a) A
b) E
c) B
d) C



Answer
Solution
Correct Answer Is : E
Solution Is : Candidate E has shown maximum percentage improvement in test 6 compared to Test 1 ie., 14.28 %
Study the folllowing table showing marks obtained by 6 candidates ( A , B , C , D , E and F ) in 6 tests conducted in one academic year and answer the question given below .

In which Test have all candidates performed better than in the previous test ?

a) Test 6
b) Test 5
c) Test 4
d) Test 2



Answer
Solution
Correct Answer Is : Test 6
Solution Is : In Test 6 , all candidates have performed better than previous test 5.
A person can row 7 1/2 km/h in still water and he finds that it takes him twice as long to row up as to row down the river. The speed of the strem is

a) 2 km/h
b) 3 km/h
c) 2 1/2 km/h
d) 3 1/2 km/h



Answer
Solution
Correct Answer Is : 2 1/2 km/h
Solution Is :
The following tables shows the prodection of food grains (in millian tonnes) in a State for the period 1988 10 1992. Read the table and answer the qustions.
During 1990, the percentage of decrease in prodection of maize as against the previous year was

a) 0.0263
b) 0.0256
c) 0.0271
d) 0.0247



Answer
Solution
Correct Answer Is : 0.0256
Solution Is : The required percentage quantity = 6 * 100/234 = 2.56%
The following tables shows the prodection of food grains (in millian tonnes) in a State for the period 1988 10 1992. Read the table and answer the qustions.
In 1991, the increase in prodection over the previous year was maximum for

a) Wheat
b) Rice
c) Maize
d) Other cereals



Answer
Solution
Correct Answer Is : Maize
Solution Is :
The following tables shows the prodection of food grains (in millian tonnes) in a State for the period 1988 10 1992. Read the table and answer the qustions.
Theincrease in the prodeection of the cereals (over the privious year) was minimum during the year

a) 1989
b) 1990
c) 1991
d) 1992



Answer
Solution
Correct Answer Is : 1989
Solution Is :
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