# Mathematics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 181 - 185 of 224

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## Question number: 181

» Mathematics » Basic Geometry

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### Question

If is the center of circle, then x is equal to

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## Question number: 182

» Mathematics » Trigonometry

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### Question

From the top of a pillar of height 20 m the angles of elevation and depression of the top and bottom of another pillar are and , respectively. The height of the second pillar (in m) is

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20

## Question number: 183

» Mathematics » Trigonometry

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### Question

are two parallel lines. PQ cuts AB and CD at E and F irrespectively. EL is the bisector of . If , then will be

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## Question number: 184

» Mathematics » Rational Numbers

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### Question

A sum of Rs. 1550 was lent partly at and partly at simple interest. The total interest received after 3 year was Rs. 300. The ratio of money lent at to is

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## Question number: 185

» Mathematics » Trigonometry

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The value of is:

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