The number which is subtracted from \(\frac { -6 }{ 11 } \) to get \(\frac { 8 }{ 9 } \) is

(a)

\(\frac { 34 }{ 99 } \)

(b)

\(\frac { -142 }{ 99 } \)

(c)

\(\frac { 142 }{ 99 } \)

(d)

\(\frac { -34 }{ 99 } \)

\(\frac { 1 }{ 2 } -\left( \frac { 3 }{ 4 } -\frac { 5 }{ 6 } \right) \neq \left( \frac { 1 }{ 2 } -\frac { 3 }{ 4 } \right) -\frac { 5 }{ 6 } \) illustrates that subtraction does not satisfy the ________ property for rational numbers.

(a)

commutative

(b)

closure

(c)

distributive

(d)

associative

\(\frac{5}{6}\div\frac{6}{2}\) is 

(a)

\(\frac{5}{2}\)

(b)

\(\frac{2}{5}\)

(c)

\(\frac{5}{18}\)

(d)

\(\frac{30}{12}\)

A part of the circumference of a circle is called

(a)

circular arc

(b)

segment

(c)

sector

(d)

chord

If the area of a square is 36x⁴y²t hen, its side is______

(a)

6x⁴y²

(b)

8x²y²

(c)

6x²y²

(d)

6x²y

In a polynomial, the exponents of the variables are always ___________.

(a)

integers

(b)

positive integers

(c)

non negative integers

(d)

non-positive integers

A flag pole 15 m high casts a shadow of 3 m at 10 a.m. The shadow cast by a building at the same time is 18.6 m. The height of the building is

(a)

90 m

(b)

91 m

(c)

92 m

(d)

93 m

How many 2 digit numbers contain the number 7?

(a)

10

(b)

18

(c)

19

(d)

20

A man buys an article for Rs.150 and makes overhead expenses which are 12% of the cost price. At what price must he sell it to gain 5%?

(a)

Rs. 180

(b)

Rs. 168

(c)

Rs. 176.40

(d)

Rs. 85

The hypotenuse of a right angled triangle of sides 12cm and 16cm is __________.

(a)

28 cm

(b)

20 cm

(c)

24 cm

(d)

21 cm

Two numbers are said to be co-prime numbers if their HCF is

(a)

2

(b)

3

(c)

0

(d)

1

\(\\ \sqrt { 48 } \) is approximately equal to

(a)

5

(b)

6

(c)

7

(d)

8

(-2)^-3 x (- 2)^-2 is

(a)

\(\cfrac { -1 }{ 32 } \)

(b)

\(\cfrac { 1 }{ 32 } \)

(c)

32

(d)

-32

 In a class interval the upper limit of one class is the lower limit of the other class. This is ________series.

(a)

Inclusive

(b)

exclusive

(c)

ungrouped

(d)

none of these

Online or television advertisements influence on spending decisions by

(a)

using special music

(b)

using attractive pictures

(c)

making me think I need the item

(d)

all the above