Which of the following rational numbers is the greatest?

(a)

\(\frac { -17 }{ 24 } \)

(b)

\(\frac { -13 }{ 16 } \)

(c)

\(\frac { 7 }{ -8 } \)

(d)

\(\frac { -31 }{ 32 } \)

Multiplicative identity is _______.

(a)

1

(b)

0

(c)

the given number itself

(d)

reciprocal of the given number

A part of the circumference of a circle is called

(a)

circular arc

(b)

segment

(c)

sector

(d)

chord

If the area of a rectangle is 48m²n³ and whose length is 82mn² then, its breadth is______

(a)

6mm

(b)

8m²n

(c)

7m²n²

(d)

6m²n²

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

(a)

integers

(b)

positive integers

(c)

non negative integers

(d)

non-positive integers

Product of 6a² - 7b + ab and 2ab is __________.

(a)

12a³b - 14ab² + 10 ab

(b)

12a³b - 14ab² + 10 a²b²

(c)

6a²b - 7b² + 7 ab

(d)

12a²b -7ab² + 10 ab

On dividing 57p² qr by 114 pq we get __________.

(a)

\(\frac{1}{4}\)pr

(b)

\(\frac{3}{4}\)pr

(c)

\(\frac{1}{2}\)pr

(d)

2pr

If in triangles PQR and XYZ, \(\frac{PQ}{XY}=\frac{QR}{ZX}\) then they will be similar if

(a)

∠Q = ∠Y

(b)

∠P = ∠X

(c)

∠Q = ∠X

(d)

∠P ≡ ∠Z

How many 2 digit numbers contain the number 7?

(a)

10

(b)

18

(c)

19

(d)

20

The single discount % which is equivalent to two successive discount of 20% and 25% is

(a)

40%

(b)

45%

(c)

5%

(d)

22.5%

The product of LCM and HCF of two numbers is 24. If one of the number is 6, then the other number is ________.

(a)

6

(b)

2

(c)

4

(d)

8

The area of a rectangle of length 21 cm and diagonal 29 cm is __________cm².

(a)

609

(b)

580

(c)

420

(d)

210

There are four groups of letters in each set. Three of these sets are a like in some way while one is different. Find the one which is different.

(a)

C R D T

(b)

A P B Q

(c)

E U F V

(d)

G W H X

Study the given numbers and justify why each of them obviously cannot be a perfect square.

(a)

1000

(b)

34567

(c)

408

The graphical representation of ungrouped data is ________

(a)

histogram

(b)

frequency polygon

(c)

pie chart

(d)

all the three