NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 881 - 888 of 2000

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Question number: 881

» Mathematics » Number Systems

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MCQ▾

Question

The greatest among the following is

I. II. III. IV.

Choices

Choice (4)Response

a.

IV

b.

I

c.

III

d.

II

Question number: 882

» Mathematics » Statistics

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MCQ▾

Question

The mean of 5 observations is 60. If one observation, namely 6 is added, the new mean is

Choices

Choice (4)Response

a.

55

b.

71

c.

51

d.

54

Question number: 883

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

The radius of a sphere is increased by X%. Its surface area increased by

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 884

» Mathematics » Coordinate Geometry

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MCQ▾

Question

The distance of the point from the origin is

Choices

Choice (4)Response

a.

units

b.

units

c.

Both a. and b. are correct

d.

None of the above

Question number: 885

» Mathematics » Number Systems

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MCQ▾

Question

Which of the following rational numbers is in the standard form?

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question number: 886

» Mathematics » Heron's Formula

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MCQ▾

Question

The sides of a triangle are in the ratio of 14: 15: 16 and its perimeter is 90 cm. Then the area of the triangle is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 887

» Mathematics » Probability

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MCQ▾

Question

When two dice are thrown, the probability of getting a number always greater than 2 on the second dice is

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 888

» Chemistry » The Nature of Matter

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MCQ▾

Question

The Brownian movement is due to ________.

Choices

Choice (4)Response

a.

Attraction and repulsion between charges on the colloidal particles

b.

Temperature fluctuation within the liquid phase

c.

Impact of the molecules of the dispersion medium on the colloidal particles.

d.

None of the above

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