Objective Questions and Answers of MBA: Business Mathematics 11

Subject: Objective Questions and Answers of MBA: Business Mathematics 11

**Part 11: Objective questions and answers of Business Mathematics**

**Q1. If z = (2-3i) and z^2 -4z+13 = 0 and hence find the value of (4z^3 -3z^2 +169)**

a) 0

b) -1

c) 10

d) 9

**Q2. The sum of three numbers in G.P. is 35 and their product is 1000. The numbers are**

a) 5, 10, 20

b) 20, 10, 15

c) 10, 5, 0

d) 20, 10, 10

**Q3. The sum of all two digit numbers when divided by 4, yield unity as remainder is**

a) 1200

b) 1210

c) 1250

d) None of these

**Q4. The number of different signals which can be given from 6 flags of different colours taken one or more at a time is**

a) 1958

b) 1956

c) 16

d) 64

**Q5. If n C12 + n C8 , then n=**

a) 20

b) 12

c) 6

d) 30

**Q6. Find the term independent of x in the expansion of (x^2 + 1/x)^9**

a) 6 th term

b) 8th term

c) 7 th term

d) 8th term

**Q7. Solve a + b + c +d =1**

**-a + b -d = 1**

**a -b +c = 1**

**b +c = 1**

a) a= 2, b= 1, c= 0, d=-2

b) a=1, b=2, c=0, d=2

c) a=2, b=0, c=0, d=-2

d) a=1, b=1, c=-2, d=2

**Q8. Exogenous variables of a matrix are called**

a) Endogenous variables

b) Dependent variables

c) Mixed variables

d) Independent variables

**Q9. If A is a square matrix such that A^2 = A, then (I + A )^3 -7A is equal to**

a) A

b) I – A

c) I

d) 3A

**Q10. Find values of k if area of triangle is 4sq. units and vertices are (k, 0), (4,0), (0,2)**

a) 0, 8

b) 8, 0

c) 0, 0

d) 8, 8

**Q11. Given 5x +3y = 8, -2x +5y =10 and 3x +βy =4 . **

**Equation I consistent for**

a) β =46/33

b) β =47/33

c) β =45/33

d) β =41/33

**Q12. Solve 2a +4b =7**

**4a +3b =1**

a) a =-5, b=3

b) a= -2, b=4

c) a= -1.7, b=2.6

d) a=-2.5, b=3.4

**Q13. Solve 3x +4y +5z =18**

**2x –y +8z=13**

**5x -2y +7z =20**

a) x=2, y=1, z=2

b) x=3, y=1, z=1

c) x=1, y=2, z=1

d) x=2,y=1, z=1

**Q14. A survey showed that 63 % of the Americans like cheese whereas 76 % like apples. If x % of Americans like both cheese and apples, then find the range of x?**

a) 0 ≤ x ≤ 23 %

b) 0 ≤ x ≤ 39 %

c) 4 ≤ x ≤ 35 %

d) 6 ≤ x ≤ 33 %

**Q15. If f(x) = + , then f(x) is**

a) An odd function

b) An even function

c) Neither odd nor even

d) None of the above

**Q16. Let R be a relation N define by x + 2y = 8 . The domain of R is**

a) {2,4,8}

b) {2,4,6,8}

c) {2,4,6}

d) {1,2,3,4}

**Q17. A set is known by its ____________________.**

a) Values

b) Elements

c) Letters

d) Members

**Q18. If log10 2 = 0.3010, then log2 10 is equal to:**

a) 0.6990

b) 1000/301

c) 699/301

d) 0.3010

**Q19. If θ is the amplitude of (a + ib) / (a – ib), then tan θ=**

a) 2a / a²+ b²

b) (a² – b² ) / (a2 + b2 )

c) 2ab / ( a²– b²)

d) None of these

**Q20. The twentieth term of √2, 3√2, 5√2, 7√2, … is**

a) 28√2

b) 19√2

c) 30√2

d) 39√2

**Part 11: Objective questions and answers of Business Mathematics**

Q1. Answer a

Q2. Answer a

Q3. Answer b

Q4. Answer b

Q5. Answer a

Q6. Answer c

Q7. Answer a

Q8. Answer d

Q9. Answer c

Q10. Answer a

Q11. Answer b

Q12. Answer c

Q13. Answer b

Q14. Answer b

Q15. Answer b

Q16. Answer c

Q17. Answer b

Q18. Answer b

Q19. Answer c

Q20. Answer d

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