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THE ADITYA BIRLA PUBLIC SCHOOL, REDDIPALAYAM – 621 704.
POST HALF YEARLY EXAM (2019-20)
SUBJECT: MATHEMATICS
CLASS: X
MAX. MARKS: 80
DURATION: 3 HRS
General Instructions:
 All the questions are compulsory.
 The question paper consists of 40 questions divided into 4 sections A, B, C, and D.
 Section A comprises of 20 questions of 1 mark each. Section B comprises of 6
questions of 2 marks each. Section C comprises of 8 questions of 3 marks each.
Section D comprises of 6 questions of 4 marks each.
 There is no overall choice. However, an internal choice has been provided in two
questions of 1 mark each, two questions of 2 marks each, three questions of 3
marks each, and three questions of 4 marks each. You have to attempt only one of
the alternatives in all such questions.
 Use of calculators is not permitted.
SECTION –A
(20×1=20)
Q 1- Q 10 are multiple choice questions. Select the most appropriate answer from the
given options.
189
125
1.
The decimal expansion of
2.
(A) 1 place of decimal
(B) 2 places of decimal
(C) 3 places of decimal
(D) 4 places of decimal
Relationship among mean, median and mode is :
3.
will terminate after :
(A) 3 Median=Mode+2 Mean
(B) 3 Mean=Median+2 Mode
(C) 3 Mode=Mean+2 Median
(D) Mode= 3 Mean-2 Median
If x=a, y-b is the solution of the pair of equation x-y=2 and x + y=4, then the respective
values of a and b are :
(A) 3, 5
4.
(C) 3, 1
(D) -1, -3
The maximum value of sin𝜃is :
(A)
5.
(B) 5, 3
1
2
(B)
√3
2
(C) 1
(D)
1
√2
If tanθ+cotθ=5, then the value of tan2θ +cot2θ is :
(a) 23 (b) 25 (c) 27 (d) 15
6.
7.
8.
For any positive integer a and 3, there exist unique integers q and r such that a = 3q + r,
where r must satisfy.
(A) 0 r < 3
(C) 0 < r < 3
(B) 1 < r < 3
(D) 0 < r 3
SECTION – B
(6×2=12)
9. Fi
SECTION – C
10. Fa
SECTION -D
11. By
(8× 𝟑=24)