Question # 1

Sin(-350°) lies in _____________.

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1st quadrant

2nd quadrant

3rd quadrant

4th quadrant

Arithmetic mean of 34,34,34,34,34,34 is.

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0

341

6

170

If a = 2, b = -7, c = 1, then the value of b²-4ac is:

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37

39

41

42

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)

In a proportion a:b:c:d, and d are called:

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Means

Extremes

Third proportional

None of these

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115'

135°

150°

30°

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An equation of the type 3^x+3^2-x+6=0 is a/an _____ equation:

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Radical

Exponential equation

Reciprocal

None of these

The positive square coot of mean of the squared deviations of x₁ (i = 1,2..........n) observation from their arithmetic mean is called.

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Harmonic mean

Range

S.D

Variance

Acute angle is:

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80°

60°

90°

120°

Tangent drawn at the ends of diameter of a circle of___________ to each other:

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parallel

perpendicular

collinear

none parallel

In the given set of data 5,5,5,5,5,5,5 the standard deriation is:

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5

0

7

None of these

If A⊆ B and B⊆ a , then

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A = B

A≠ B

A∩ B =∅

A∪ B =∅

In proportion a:b::c:d, b and c are called:

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Means

Extremes

Third proportional

None of these

Point (-1, 4) lies in the quadrant:

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I

II

III

IV

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5

18

15

23

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