\(\frac { 1 }{ 2 } \times \left( \frac { 2 }{ 3 } +\frac { 6 }{ 4 } \right) =\left( \frac { 1 }{ 2 } +\frac { 2 }{ 3 } \right) +\left( \frac { 1 }{ 2 } \times \_ \_ \right) \)

(a)

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

(b)

\(\frac{2}{3}\)

(c)

\(\frac{4}{6}\)

(d)

0

Multiplicative identity is _______.

(a)

1

(b)

0

(c)

the given number itself

(d)

reciprocal of the given number

Perimeter of a sector is

(a)

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

(b)

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

(c)

l+2r

(d)

\(\pi\)+2

A closed plane figure formed by three or more sides is called a

(a)

quadrilateral

(b)

pentagon

(c)

triangle

(d)

polygon

The __________ of a combined shape is the sum of all areas of all areas of simpler shapes on it.

(a)

perimeter

(b)

face

(c)

volume

(d)

area

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

(a)

monomial

(b)

binomial

(c)

trinomial

(d)

none of these

Which of the following is correct?

(a)

(a - b)² = a² + 2ab + b²

(b)

(a - b)² = a² - 2ab + b²

(c)

(a-b)² = a²-b²

(d)

(a - b)² = a² + 2ab - b²

Volume of the rectangle 1 = 2ab, b = 3ac and h = 2ac is _________.

(a)

12a²bc²

(b)

12a²bc

(c)

12a² bc

(d)

2ab + 3ac + 2 ac

Square of (3x - 4y) is _______.

(a)

9x²-16y²

(b)

6x²-8y²

(c)

9x²+ 16y² + 24xy

(d)

9x² + 16y²-24xy

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