Question

SVIJAYSIVA
AMRITA VIDY
DITA VIDYALAYAM-NALLAMPALAYA
MIDTERM EXAMIN
MI
TTON (2019-2020)
MATHEMATICS
MARKS: 80
EXAM NO:10 Bib
CLASS: XB.
TIME: 3 Hrs
SECTION -A
20x1=20
positive integers, then HOT (a,b) x LCM (a,b) =
a + b
d) a/b.
2. A rational number between the and 4
Answer the collowing:
a o are positive integers. th
axb
c) a b

b) -5,2
C) -5,-2
d) None of the above
d) 3
d) io
3. Which are the zeroes of p(x)=x2 + 3
a) 5.-2
4. The number of zeroes of the polynomial
Polynomial from the graph is
a) 0
b) 1
02
5.The solution of the equations x + y = 14 and x-y = 4 18
a) * 9 and y=5 byx=5
6. The value of c for which the pair of equations cx ,
a) 3
b)-3
7 The value of 6 + 6 + 6+ . is
a) 46) 3
-2
5 and y=9 x=7 and y=7 d) x = 10 and y = 4
pair of equations cx - y = 2 and 6x - 2y = 3 will have infinitely many solutions is
-12 d) no value
d) 2
$)65
c) - 6
8. Ifx2 + 5x + 1 = 0, the value of (x + 2) 18
a) 2
b) -5
c) 1
9. If p -1, p +3,3p-1 are in A.P, then p is equal to
a)
4 6 -4
c) 2
d) -2
10. Find the 15th term of -10,-5, 0,5 ......
a)556) 60
d) None of these
11. What is the mid points of the line with end points(-3,4) and(10,-5)
a) (-13,9)
(-6.5, --4.5) c)(3.5, -0.5) d) None of these
12. If the area of triangle with vertices (x,0) (1,1) and (0,2) is 4 square units, then the value of xis
a)-2
b) – 4
d) 8
13. If Sin(A + B) = 1 = cos (A - B)then
a) A=B - 90°
6) A=B=0° c ) A=B= 450
d) A=2B
4. If sin A =%, then the value of 3 cos A-4cos A is
a) 0
b) 1
c) 1/2
d) 24/25
lo a given figure, From an external point P tangent PA and PB are drawn to a circle with centre 0. If CD is the
agent to the circle at a point E and PA = 14 cm then perimeter of APCD is
b) 21cm
c) 28cm
d) 36cm
Two concentric circles are of radii 10cm and 8 cm, then length of the chord of the
e circlewhich touches the smaller circle is
om
b) 10cm
c) 18cm d) 9cm
triangles are similar.
celes b) scalene
c) equilateral d) right angled
wo similar triangles are in the ratio 4:9. Sides of these triangles are in the ratio
b) 4:9
c) 81:16
d) 16:81
14​

Answer 1

Answer:

Step-by-step explanation:

SVIJAYSIVA

AMRITA VIDY

DITA VIDYALAYAM-NALLAMPALAYA

MIDTERM EXAMIN

MI

TTON (2019-2020)

MATHEMATICS

MARKS: 80

EXAM NO:10 Bib

CLASS: XB.

TIME: 3 Hrs

SECTION -A

20x1=20

positive integers, then HOT (a,b) x LCM (a,b) =

a + b

d) a/b.

2. A rational number between the and 4

Answer the collowing:

a o are positive integers. th

axb

c) a b

b) -5,2

C) -5,-2

d) None of the above

d) 3

d) io

3. Which are the zeroes of p(x)=x2 + 3

a) 5.-2

4. The number of zeroes of the polynomial

Polynomial from the graph is

a) 0

b) 1

02

5.The solution of the equations x + y = 14 and x-y = 4 18

a) * 9 and y=5 byx=5

6. The value of c for which the pair of equations cx ,

a) 3

b)-3

7 The value of 6 + 6 + 6+ . is

a) 46) 3

-2

5 and y=9 x=7 and y=7 d) x = 10 and y = 4

pair of equations cx - y = 2 and 6x - 2y = 3 will have infinitely many solutions is

-12 d) no value

d) 2

$)65

c) - 6

8. Ifx2 + 5x + 1 = 0, the value of (x + 2) 18

a) 2

b) -5

c) 1

9. If p -1, p +3,3p-1 are in A.P, then p is equal to

a)

4 6 -4

c) 2

d) -2

10. Find the 15th term of -10,-5, 0,5 ......

a)556) 60

d) None of these

11. What is the mid points of the line with end points(-3,4) and(10,-5)

a) (-13,9)

(-6.5, --4.5) c)(3.5, -0.5) d) None of these

12. If the area of triangle with vertices (x,0) (1,1) and (0,2) is 4 square units, then the value of xis

a)-2

b) – 4

d) 8

13. If Sin(A + B) = 1 = cos (A - B)then

a) A=B - 90°

6) A=B=0° c ) A=B= 450

d) A=2B

4. If sin A =%, then the value of 3 cos A-4cos A is

a) 0

b) 1

c) 1/2

d) 24/25

lo a given figure, From an external point P tangent PA and PB are drawn to a circle with centre 0. If CD is the

agent to the circle at a point E and PA = 14 cm then perimeter of APCD is

b) 21cm

c) 28cm

d) 36cm

Two concentric circles are of radii 10cm and 8 cm, then length of the chord of the

e circlewhich touches the smaller circle is

om

b) 10cm

c) 18cm d) 9cm

triangles are similar.

celes b) scalene

c) equilateral d) right angled

wo similar triangles are in the ratio 4:9. Sides of these triangles are in the ratio

b) 4:9

c) 81:16

d) 16:81

14​

Answer:

 

Step-by-step explanation: