NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 382 - 388 of 1732

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Question number: 382

» Mathematics » Triangle and Properties

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MCQ▾

Question

The orthocenter of a triangle is the point where

Choices

Choice (4) Response

a.

The right bisectors of the sides of the triangle meet

b.

The bisectors of the angles of the triangle meet

c.

The medians meet

d.

The altitudes meet

Question number: 383

» Mathematics » Lines and Angles

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MCQ▾

Question

At 9 o’clock, the angle formed between the two hands of a clock is

Choices

Choice (4) Response

a.

Obtuse

b.

Right

c.

Acute

d.

Question does not provide sufficient data or is vague

Question number: 384

» Mathematics » Exponents and Powers

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Question

The distance of the sum from the earth is km. In scientific notation the distance is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 385

» Mathematics » Symmetry

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MCQ▾

Question

Which of the following alphabets has no line of symmetry?

Choices

Choice (4) Response

a.

K

b.

R

c.

U

d.

W

Question number: 386

» Mathematics » Perimeter and Area

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MCQ▾

Question

The area of a segment of a circle of radius 21 cm if the arc of the segment has a measure of is

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 387

» Mathematics » Perimeter and Area

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MCQ▾

Question

The area of a sector of a circle of radius 12 cm cut off by an arc which is 21 cm long is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 388

» Mathematics » Data Handling

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MCQ▾

Question

The mean of six numbers is 76. If one of the numbers is excluded the mean gets reduced by 6. The excluded number is

Choices

Choice (4) Response

a.

116

b.

148

c.

106

d.

96

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