SET ONE
ii. (x
+ 5) (x – 2) = 0, find the roots of this quadratic equation. [ANS]
iii.
The following data give the number students using different modes of transport: [ANS]
Modes of Transport

Number of Students

Bicycle

140

Bus

100

Walk

70

Train

40

Car

10

From this table, find the central angle (θ ) for the Mode of
Transport 'Bus'.
iv. A coin is tossed. Write the sample space S. [ANS]
v. If Σ
f_{i}x_{i} = 75
and Σ f_{i} = 15, then
find the mean x̅. [ANS]
vi.
Write the following quadratic equation in a standard form: 3x^{2} = 10x + 7. [ANS]
SET TWO
Attempt any five sub – questions from the following: 5
(i) Find S_{2} for
the A.P. 3, 5, 7, 9, ……… [Ans. 8]
(ii) If a = 1, b = 8
and c = 15, then find the value of b^{2} – 4ac. [Ans. 4]
(iii) Find the width
of the class 35 – 45. [Ans. 10]
(iv) By using two
variables, write the following statement in mathematical form: The cost of two
tables and five chairs is Rs. 2,200. [Ans. 2x + 5y = 2200 ]
(v) If n(A) = 1 and
n(S) = 13, then find P(A). [Ans. 1/13]
(vi) For solving the
quadratic equation x^{2} + 8x =  15 by completing square method,
find the third term. [Ans. 16]
SET THREE
Q1. Attempt any five of the following sub –
questions: (5)
i.
Find the next four terms of the sequences: 2, 5, 8, 11 …(click for answer)
ii.
Write the quadratic equation 7 – 4x – x^{2} =
0 in standard form ax^{2} + bx + c = 0.(click foranswer)
iii.
If 12x + 13y = 29 and 13x + 12 y = 21, find x + y. (click foranswer)
iv.
Two coins are tossed simultaneously. Write the sample space ‘S’ and
the number of sample points n(s). (click for answer)
v.
If one root of the quadratic equation x^{2} – 7x + k =
0 is 4, then find the valueof k.(click for answer)
vi.
Find t_{n} of the A.P. : 3, 6 , 9, ....... (click for answer)
SET FOUR
Q1. Attempt any five sub –
questions: [5]
i. For
the given sequence, find the next two terms. 1, 2, 4, 7, 11, ___, ____ (Ans)
ii.
Write the given quadratic equation in the standard form. 3y^{2} = 10y + 7. (Ans)
iii.
Find the value of the given determinant. (Ans)
5

2

7

4

iv. A
die is thrown. Find the sample space 'S' and n(S). (Ans)
v. Find
t_{n} of the A.P.: 3, 6,
9, .... (Ans)
vi.
Write the extended class boundaries of 19 – 20 and 21 – 22 . (Ans)
SET FIVE
Q1.
Attempt any five sub – questions: [5]
i. Find
t_{n} of the given A.P. :
3, 8, 13, 18, ……… [Ans]
ii.
Write the given quadratic equation in the standard form. n + ^{7} / _{n} = 4. [Ans]
iii.
Find x + y from the given simultaneous equations. 12x +
13y = 29 and 13x + 12y = 21. [Ans]
iv. A
coin is tossed. Find sample space 'S' and n(S). [Ans]
v. Find
the next two terms of the given sequence 2, 4, 8, 16, ……… [Ans]
vi.
Write the class mark of the class 60 – 69. [Ans]
SET SIX
PAPER 4
Q1. Attempt any
FIVE of the following sub – questions: (5)
ii. Find whether it is a quadratic equation or
not: ^{(q2 – 4)}/_{q2} =  3 [Ans.]
iii. Find the value
of the following determinant. [Ans]
4/7

6/35

5

2/5
