Question # 1

(A∪B)∪C is equal to

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A∩ (B∪C)

(A∪B)∩C

A∪(B∪C)

A∩ (B∩C)

The extent of variation between two extreme observations of a data set is measured by.......................

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Average

Range

Quartiles

Mode

Product of cube roots of unity is:

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0

1

-1

3

The range of {(a,a),(b,b),(c,c) is ..............

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{a,b}

{a,b,c}

{a}

∅

If a : b = c : d, then a : c = b : d is called theorem of:

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Invertendo

Componendo

Dividendo

Alternando

20^o = _______________________________

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360'

630'

1200'

360'

If A and B are two disjoint sets then A⋃ b = ______

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A

B

∅

B⋃ A

The distance of any point of the circle to its center is called:

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radius

diameter

a chord

an arc

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A single fraction which is the simplified from of two or more than two fractions is called:

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Proper fraction

Improper fraction

Rational fraction

Resultant fraction

In equation ax⁴+bx²+c=0, we replace:

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x² = y

x= y

x⁴= y

x³= y

A second degree equation in one variable x is of the form:

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ax²+c

ax²+bx+c

ax+bx+c

ax²+b

Which of the following is distributive property intersection over union?

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A∪ (B ∪ C) = A∪ (B∪ C)

A∩ (B∩C)= (A∩B)∩C

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

The reciprocal of Arithematic mean of reciprocal of values is called:

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Average

Harmonic mean

Geometric mean

None of these

The circumference of a circle is divide into _____________ degrees:

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180°

270°

360°

30°

Cosec²θ - Cot²θ = ______________

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-1

1

0

tanθ

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