12th Standard Syllabus & Materials
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TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின் - வணிக பாதுகாப்பு அமைப்புகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications திறந்த மூல கருத்துருக்கள் Sample Question Papers Study Material - QB365 Set A
NEW12th Standard
TN 12th Computer Applications வலையமைப்பு வடமிடல் Sample Question Papers Study Material - QB365 Set A
Published on: 09/11/2020
12th Standard Business Maths English Medium Free Online Test Creative One Mark Questions with Answer Key - Part Four
Download Tamil Nadu 12th Standard Business Maths and Statistics question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Business Maths and Statistics Test
1.
In a line of best fit y = 5.8 (x - 1994) + 41.6, the value of y when x = 1997 is _____
50
54
59
60
2.
The mean I.Q. of a sample of 1600 children was 99. It is likely that this was a r.sample from a population with mean I.Q. 100 and S.D 152 Then the value of Z is __________
-2.667
2.667
1.96
2.58
3.
The probability that a normal variate X lies in the interval (μ-σ, μ+σ) is ___________
0.0027
0.9973
0.6826
0.9544
4.
If E(X) = \(\frac{1}{2}, E(X^2)=\frac{1}{4}\), then V(X) is ________
0
\(\frac{1}{4}\)
\(\frac{1}{2}\)
1
5.
______ method provides optimum assignment schedule in an assignment problem.
North West Corner
Least cost
Vogel's Approximation Method
Hungarian Method
6.
The P.I. of the differential equation f(D)y = eax where f(D) = (D-a) g(D), g(a) ≠0 is _____
meax
\(\frac { { e }^{ ax } }{ g(a) } \)
g(a)eax
\(\frac { xe^{ ax } }{ g(a) } \)
7.
The degree of the differential equation \(\sqrt { 1+\left( \frac { { d }y }{ dx } \right) ^{ \frac { 1 }{ 3 } } } =\frac { { d }^{ 2 }y }{ dx^{ 2 } } \) is _____________
1
2
3
6
8.
\(\int _{ 1 }^{ e }{ log } x\) dx = __________ +c
1
e-1
e+1
0
9.
If c is a constant, then Δc = ______________
c.∆
c.∇
0
1
10.
If the marginal cost function MC = 2 - 4x, then the cost function is _________
2x- 2X2+ k
2-4x2
\(\frac{2}{x}-4\)
2x-4x2
1.
(c)
59
2.
(a)
-2.667
3.
(c)
0.6826
4.
(a)
0
5.
(d)
Hungarian Method
6.
(d)
\(\frac { xe^{ ax } }{ g(a) } \)
7.
(d)
6
8.
(a)
1
9.
(c)
0
10.
(a)
2x- 2X2+ k
12th Standard Syllabus & Materials
12th Standard
TN 12th Computer Applications களப்பெயர் முறைமை (DNS) Sample Question Papers Study Material - QB365 Set A
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NEW12th Standard
TN 12th Computer Applications கணினி வலையமைப்பு ஓர் அறிமுகம் Sample Question Papers Study Material - QB365 Set A
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Tamilnadu Stateboard 12th Standard Subjects
Maths
Chemistry
Physics
Biology
Computer Science
Business Maths and Statistics
Economics
Commerce
Accountancy
History
Computer Applications
Biology
Computer Technology
Computer Applications
Computer Science
Business Maths and Statistics
Commerce
Economics
Maths
Chemistry
Physics
Computer Technology
History
Accountancy
Tamil
English
French
Tamilnadu Stateboard Standards
