NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 854 - 863 of 2000

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Question number: 854

» Mathematics » Polynomials

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MCQ▾

Question

What must be added to to get ?

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question number: 855

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

The ratio of the volume and surface area of a sphere of radius 2 units

Choices

Choice (4)Response

a.

2: 3

b.

1: 3

c.

3: 2

d.

3: 1

Question number: 856

» Mathematics » Number Systems

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MCQ▾

Question

If then the value of is

Choices

Choice (4)Response

a.

14

b.

-14

c.

11

d.

7

Question number: 857

» Mathematics » Polynomials

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MCQ▾

Question

One of the factors of is:

Choices

Choice (4)Response

a.

Neither A nor B

b.

p

c.

Either A or B

d.

Question number: 858

» Mathematics » Polynomials

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MCQ▾

Question

A factor of is:

Choices

Choice (4)Response

a.

Either A or B

b.

c.

d.

All of the above

Question number: 859

» Mathematics » Statistics

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MCQ▾

Question

The arithmetic mean of first twelve natural numbers is

Choices

Choice (4)Response

a.

7.6

b.

5.8

c.

6.5

d.

8.2

Question number: 860

» Mathematics » Number Systems

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MCQ▾

Question

is

Choices

Choice (4)Response

a.

An integer

b.

Imaginary

c.

Irrational

d.

Rational

Question number: 861

» Mathematics » Statistics

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MCQ▾

Question

The average of A & B is 20, B & C is 22, C & A is 26. Then the average of A, B & C [approximately] is

Choices

Choice (4)Response

a.

21

b.

24

c.

42

d.

23

Question number: 862

» Mathematics » Surface Areas & Volumes

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MCQ▾

Question

The total surface area of a cylinder is 220 sq cm with height 6.5 cm. Then its volume is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 863

» Mathematics » Heron's Formula

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MCQ▾

Question

The area of a rhombus is 24 and one of its diagonal is 8 cm. Its perimeter is

Choices

Choice (4)Response

a.

18 cm

b.

20 cm

c.

32 cm

d.

16 cm

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