SSC CGL Tier 1 Quantitative Aptitude Questions and Answers Online Test 69

1 .

ABC is a triangle. It is given that a + c > $90^o$, then b is

A. Greater than $90^o$

B. Less than $90^o$

C. Equal to $90^o$

D. Cannot be said

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2 .

If the sides AB and AC are equal in ABC and L, M and N are midpoints of the sides BC, CA and AB respectively, then the figure AMLN is a

A. Rhombus

B. Parallelogram

C. Square

D. Rectangle

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3 .

The expression $1 \over tan3A - tanA$ - $1 \over cot3A - cotA$ is

A. cot 2A

B. tan 2A

C. cot 3A

D. tan 3A

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4 .

If cosec $\theta$ = x + $1 \over 4x$ then the value of cosec $\theta$ + cot $\theta$ is

A. 2x

B. - 2x

C. $1 \over \sqrt {2x}$

D. $1 \over \sqrt {3x}$

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5 .

The value of the expression 2($sin^6$ $\theta$ + $cos^6$ $\theta$) - 3 ($sin^4$ $\theta$ + $cos^4$ $\theta$) + 1 is

A. 1

B. - 1

C. 0

D. 2

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6 .

The value of $cos^2$

A. 0

B. 1

C. 2

D. 3

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7 .

The value of sin$ 36^o$.sin $72^o$.sin $108^o$.sin $144^o$ is

A. 0

B. $3 \over 16$

C. $1 \over 16$

D. $5 \over 16$

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8 .

The value of sin $47^o$+ sin$ 61^o$- sin $11^o$- sin $25^o$ is

A. cos $7^o$

B. cos $18^o$

C. sin $18^o$

D. cos $15^o$

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9 .

If cosec $\theta$ + cot $\theta$ = $11 \over 2$, then the value of tan$\theta$ is

A. $17 \over 117$

B. $44 \over 117$

C. $13 \over 117$

D. $22 \over 117$

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10 .

The sum of twenty consecutive even numbers is 980. Then find the greatest number

A. 66

B. 72

C. 68

D. 90

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