## Business Mathematics, Question Paper of BBA 1st Semester,Download Previous Years Question Paper 10

• Sunday, February 14, 2016
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Roll No……..
Total No. of Questions: 07
BBA (Sem.-1st)
SUBJECT CODE: BB-102
PAPER ID: [C0202]

Time: 3 Hrs.                                                                           Max. Marks: 60

Instruction to Candidates:

1.       Section-A is Compulsory.
2.       Attempt any Four questions from Section-B.

SECTION-A
Q.1.   (i) If A={x: x = 2n and B={x: x = 3n, n , then find A ∩ B.
(ii) Evaluate: (iii) Differentiate the function w.r.t. x( x2− 3x + 2)( x+ 2)
(iv) Solve the equation (4x2 + 9) = 0 by factorization method.
(v) Define Law of operation?
(vi) What is Depreciation?
(vii) If = , find x
(viii) If nPr = 720 and nCr = 120, find r.
(ix) Evaluate 3A-4B where A = and B = (x) What is compound interest?

SECTION – B
Q.2.   If the coefficient of x and x2 in the expansion of (1 +x )n (1 + )n are 3 and -6 respectively. Find the value of  m and  n.

Q.3.   If the first term of an A.P. is 2 and the sum of first five term is equal to one-fourth of the sum of the next five terms, find the sum of first 30 terms.

Q.4.   Solve, using Cramer's rule, the following system of linear equations:
2x  −  y  − z = 7
3x +  y – z   = 7
x  + y  − z   = 3
Q.5.   Show that Q.6.   Find from first principal the derivative of + w. r. t. x

Q.7.   Given  below  is  a  set of  equations.  Solve  then  simultaneously  by  the
Gauss-Elimination method.

3x1 +  6x2 +  x3 = 16
2x1 + 4x2  + 3x3 = 13
x+ 3x2 + 2x3 = 9