Closure property is not true for division of rational numbers because of the number

(a)

0

(b)

-1

(c)

0

(d)

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

\(\frac{5}{6}\div\frac{6}{2}\) is 

(a)

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

(b)

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

(c)

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

(d)

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

If V = 6, E = 12 then the faces of the polyhedron is

(a)

6

(b)

7

(c)

8

(d)

9

Perimeter of a sector is

(a)

\(\frac{lr}{2}\)

(b)

\(\frac{l+r}{2}\)

(c)

l+2r

(d)

\(\pi\)+2

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

(a)

6x⁴y²

(b)

8x²y²

(c)

6x²y²

(d)

6x²y

The product of a monomial and a binomial is a __________.

(a)

monomial

(b)

binomial

(c)

trinomial

(d)

none of these

Common factor of 17abc, 34ab², 51a² b is _________.

(a)

17 abc

(b)

17 ab

(c)

17 ac

(d)

17 a²b²c²

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

When 60 is subtracted from 60% of a number to give 60, the number is

(a)

60

(b)

100

(c)

150

(d)

200

The exterior angle of a triangle is 120° and one of its interior opposite angle 58°, then the other opposite interior angle is________.

(a)

62°

(b)

72°

(c)

78°

(d)

68°

The sides of a right angled triangle are in the ratio 5: 12: 13 and its perimeter is 120 units then, the sides are ______________.

(a)

25, 36, 59

(b)

10, 24, 26

(c)

36, 39, 45

(d)

20, 48, 52

Common prime factors of 30 and 250 are

(a)

2 x 5

(b)

3 x 5

(c)

2 x 3 x 5

(d)

5 x 5

\(\sqrt { 128 } -\sqrt { 98 } +\sqrt { 18 } =\) 

(a)

\(\sqrt { 2 } \)

(b)

\(\sqrt { 8 } \)

(c)

\(\sqrt { 48 } \)

(d)

\(\sqrt { 32 } \)

Data is a collection of________

(a)

numbers

(b)

words

(c)

measurements

(d)

all the three

A ________ is a line graph for the graphical representation of the continuous frequency distribution.

(a)

frequency polygon

(b)

histogram

(c)

pie chart

(d)

bar graph