Name of the Board : Central Board of Secondary Education (CBSE)
Class : XII STD
Document Type : Sample Question Paper
Subject : Applied Mathematics
Term : 1 and 2
Year : 2021-22
Website : https://cbseacademic.nic.in/SQP_CLASSXII_2021-22.html
CBSE XII Applied Mathematics Question Paper
CBSE Students can download the Applied Mathematics Sample Question Paper Term 1 and 2 for the year 2021-22 from the website of CBSE Academic.
Related / Similar Question Paper : CBSE Academic Class XII Mathematics Sample Question Paper 2021-22
Sample Question Paper For CBSE XII Applied Mathematics
Section-A :
1. The value of 5 Κ8 11, where is multiplication modulo is
(a) -1
(b) 0
(c) 7
(d) 9
2. For two distinct positive numbers π₯ πππ π¦
(π) π₯ + π¦ > 2βπ₯π¦
(b) π₯+π¦2 > π₯π¦
(c) βπ₯π¦ > π₯+π¦2
(d) 2π₯π¦π₯+π¦ > βπ₯π¦
3. A person can row in still water at the rate of 8 km/h. If it takes him thrice as long to row upstream as to row downstream then the speed of the stream is:
(a) 2 km/h
(b) 3 km/h
(c) 4 km/h
(d) 6 km/h
4. If π₯ β‘ β4 (πππ 3), then a solution for π₯ is:
(a) -2
(b) 12
(c)19
(d) 35
5. If A is a square matrix of order 3 and |π΄| = β2, then |πππ(π΄)| is equal to
(a) -8
(b) -2
(c) 0
(d) 4
6. In a 3 Γ 3 matrix A, value of π12π13 + π22π23 + π32π33, where πππ is the cofactor of πππ is
(a) 0
(b) -1
(c) 1
(d)|π΄|
7. If two square matrices A and B are such that |π΄π΅| = 12 and |π΅| = β4, then value of |π΄| is:
(a) 8
(b) -8
(c) -3
(d)16
8. If solving a system of linear equations in 3 variables by Cramerβs rule, we get β= 0 and at least one of βπ₯, βπ¦, βπ§ is non-zero then the system of linear equations has
(a) no solution
(b) unique solution
(c) infinitely many solutions
(d) trivial solution
9. The total cost function is given by πΆ(π₯) = π₯2 + 30π₯ + 1500 .The marginal cost when 10 units are produced is:
(a) βΉ 20
(b) βΉ 30
(c) βΉ 50
(d)βΉ 70
10. The function π¦ = 1 π₯ is strictly decreasing in the interval(s)
(a) (0, β) only
(b) (ββ, 0) only
(c)(ββ, 0) as well as (0, β)
(d) π
11. The equation of tangent to the curve π¦ = π₯3 + π₯ at the point (1, 2) is
(a) 4π₯ + π¦ = 6
(b) 4π₯ β π¦ = 2
(c) 4π₯ β π¦ = 12
(d) 4π₯ + 3π¦ = 7
12. A Candidate claims 70% of the people in her constituency would vote for her. If 120000 valid votes are polled, then the number of votes she expects from her constituency is
(a) 100000
(b) 84000
(c) 56000
(d) 36000
13. The total area under the normal distributed curve above the base line i.e., β« π(π₯)ππ₯ β ββ is
(a) 0
(b) 0.5
(c) 0.75
(d) 1
14. Let X denotes the number of hours a student devotes to self-study during a randomly selected school day. The probability that X takes the value x, where k is some unknown constant is π (π = π₯) = {π ππ π₯ = 0ππ₯ ππ π₯ = 1 ππ 2π (5 β π₯) ππ π₯ = 3 ππ 40 ππ‘βπππ€ππ π The probability that a student studies at least 3 hours on a particular day is
(a) 17
(b) 27
(c) 37
(d) 1
15. An automatic machine produces 20000 pins per day. On rare occasion it produces a perfect pin whose chance is 110000. Assuming Poisson distribution, the mean and variance of the number of perfect pins are respectively
(a) β2 , β2
(b) 2, 2
(c) 2, 4
(d) 4, 2
16. For a Poisson distribution with mean π, β πβππππ!βπ=0 is equal to
(a) -1
(b) 0
(c) 12
(d) 1
17. A TV manufacturer tests a random sample of 6 picture tubes to determine any defect. Past experience suggests the probability of defective picture tube is 0.05. The probability that there is at least one defective picture tube in the sample is
(a) (1920)6
(b) 1 β (1920)6
(c) 1 β [(1920)6+ 310 (1920)5]
(d) ( 120)6
18. To calculate Laspeyres price index the weights are taken as
(a) Base year prices
(b) Current year prices
(c)Base year quantities
(d) Current year quantities
19. Given that β π1 π1 = 506 , β π0 π0 = 406 , β π1 π0 = 456 and β π0 π1 = 451 , where subscript 0 and 1 are used for base year and current year respectively. The Paascheβs index number is
(a) 112.19
(b) 112.31
(c) 117.31
(d) 108.52
20. Price index by Marshall Edgeworth method takes
(a) π0 as weights
(b) π1 as weights
(c) π0+π12 as weights
(d) βπ0π1 as weights
SECTION β B
In this section, attempt any 16 questions out of the Questions 21 β 40.
Each Question is of 1-mark weightage.
21. Two athletes Vijay and Samuel finish 100 meters race in 12 secs and 16 secs respectively. By how many meters does Vijay defeat Samuel?
(a) 10.2 meters
(b) 15 meters
(c) 25 meters
(d) 33.3 meters
22. If the present time is 8.40 PM, then the time after 87612 hours will be:
(a) 8.40 AM
(b) 9.10 AM
(c) 6.10 PM
(d) 10.40 PM
23. A, B and C enter into a partnership. B contributes 1 3 ππ of the capital, while A contributes as much as B and C together contribute. The ratio of their capitals is:
(a) 1:2:3
(b) 3:2:1
(c) 3:1:1
(d) 2:1:1
24. Let π β π+ consider the relation π
π defined as π π
π π iff π β‘ π (πππ π), then π
π is
(a) reflexive but not symmetric
(b) symmetric but not transitive
(c) reflexive, symmetric but not transitive
(d) an equivalence relation
25. Three friends X, Y and Z agrees to invest for time periods in the ratio 2:3:4. If their profit sharing ratio is 6:7:8 then the ratio of their investments is
(a) 4:5:6
(b) 9:7:6
(c) 8:7:6
(d) 12:21:32
26.If matrix π΄ = (π π β5π π 0 5 0 0) is skew symmetric, then value of 2π + π + π β 3π is:
(a) 1
(b) -1
(c) 0
(d) 2
27. In which of the technology matrix, Hawkins- Simon conditions are satisfied
(a) ( 0.2 0.9 0.8 0.1)
(b) ( 0.7 0.3 0.2 1.2)
(c) (1.02 0.5 0.6 0.8)
(d) ( 0.3 0.2 0 .1 0.5)
28. The function π¦ = |π₯| is
(a) neither differentiable nor continuous at π₯ = 0
(b) differentiable and continuous at π₯ = 0
(c) continuous but not differentiable at π₯ = 0
(d) differentiable but not continuous at π₯ = 0
29. Given that π₯ = ππ‘2 and π¦ = 2ππ‘, then value of π2π¦ ππ₯2 is
(a) β 12ππ‘3
(b)β 12ππ‘2
(c) 1π‘2
(d)β2ππ‘
30. The variable cost of producing π₯ units is π(π₯) = π₯2 + 2π₯. If the company incurs a fixed cost of βΉ10,000, then the level of output where the average cost is minimum is
(a) 10 units
(b) 50 units
(c) 100 units
(d) 200 unit
Download CBSE XII Applied Mathematics Question Paper
Download CBSE XII Applied Mathematics Term 1 Question Paper Here :
https://www.pdfquestion.in/uploads/pdf2022/40396-Term1.pdf
Download CBSE XII Applied Mathematics Term 2 Question Paper Here :
https://www.pdfquestion.in/uploads/pdf2022/40396-Term2.pdf