The range of the data 8, 8, 8, 8, 8 . . . 8 is

**A. ** 0

**B. ** 1

**C. ** 8

**D. ** 3

**Answer : ****Option A**

**Explaination / Solution: **

Range = L - S = 8 - 8 = 0

Range = L - S = 8 - 8 = 0

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The probability of getting
a job for a person is *x*/3 . If the
probability of not getting the job is 2/3 then the value of *x* is

**A. ** 2

**B. ** 1

**C. ** 3

**D. ** 1.5

**Answer : ****Option B**

**Explaination / Solution: **

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If the radius of the base of a cone is tripled and the height is doubled then the volume is

**A. ** made 6 times

**B. ** made 18 times

**C. ** made 12 times

**D. ** unchanged

**Answer : ****Option B**

**Explaination / Solution: **

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tanθ cosec^{2}θ - tan
θ is equal to

**A. ** sec θ

**B. ** cot^{2}θ

**C. ** sin θ

**D. ** cotθ

**Answer : ****Option D**

**Explaination / Solution: **

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A tower is 60 m height. Its shadow is x metres shorter when the sun’s altitude is 45° than when it has been 30° , then x is equal to

**A. ** 41.92 m

**B. ** 43.92 m

**C. ** 43 m

**D. ** 45.6 m

**Answer : ****Option B**

**Explaination / Solution: **

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The slope of the line which is perpendicular to a line joining the points (0,0) and (–8,8) is

**A. ** -1

**B. ** 1

**C. ** 1/3

**D. ** -8

**Answer : ****Option B**

**Explaination / Solution: **

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In Δ*LMN*, ∠*L *=* *60°,* *∠*M *=* *50°* *. If* *Δ*LMN ~ *Δ*PQR *then the
value of* *∠*R *is

**A. ** 40°

**B. ** 70°

**C. ** 30°

**D. ** 110°

**Answer : ****Option B**

**Explaination / Solution: **

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How many tangents can be drawn to the circle from an exterior point?

**A. ** One

**B. ** Two

**C. ** Infinite

**D. ** Zero

**Answer : ****Option B**

**Explaination / Solution: **

No Explaination.

No Explaination.

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The square root of is equal to

**A. **

**B. **

**C. **

**D. **

**Answer : ****Option D**

**Explaination / Solution: **

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Transpose of a column matrix is

**A. ** unit matrix

**B. ** diagonal matrix

**C. ** column matrix

**D. ** row matrix

**Answer : ****Option D**

**Explaination / Solution: **

No Explaination.

No Explaination.

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**Preparation Study Material**- Physics Vol A1 (Study/Preparation)
- Physics Vol A2 (Study/Preparation)
- Physics Vol B1 (Study/Preparation)
- Physics Vol B2 (Study/Preparation)
- Physics Vol B (Study/Preparation)
- Chemistry Vol A1 (Study/Preparation)
- Chemistry Vol A2 (Study/Preparation)
- Chemistry Vol B1 (Study/Preparation)
- Chemistry Vol B2 (Study/Preparation)
- Chemistry Vol B (Study/Preparation)
- Basic Maths (Study/Preparation)
- Basic Maths 2 (Study/Preparation)
- Maths (Study/Preparation)
- Maths 2 (Study/Preparation)