NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 354 - 360 of 1484

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Question number: 354

» Mathematics » Surface Area and Volumes

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Question

With a bucket of radius 7 cm and height 8 cm, 13.5 buckets of lime was poured to form a conical heap. If its area is , the canvas required to cover it is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 355

» Mathematics » Arithmetic Progressions

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Question

Let a G. P. with ‘n’ terms have first term 1, common ratio ‘r’ and sum’s’. Where . The sum of the G. P. formed by replacing each term of the original progression by its reciprocal is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 356

» Mathematics » Polynomials

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Question

Simplify:

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Choice (4) Response

a.

b.

c.

d.

1

Question number: 357

» Mathematics » Quadratic Equations

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Question

The roots of the equation are

Choices

Choice (4) Response

a.

Imaginary

b.

Real and equal

c.

Rational and equal

d.

Irrational and unequal

Question number: 358

» Mathematics » Polynomials

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Question

Express as a rational expression.

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Choice (4) Response

a.

b.

c.

d.

Question number: 359

» Mathematics » Polynomials

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Question

Find the remainder when is divisible by ?

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Choice (4) Response

a.

12

b.

- 22

c.

- 18

d.

22

Question number: 360

» Mathematics » Surface Area and Volumes

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Question

The base radius of a cylinder is times its height. The cost of painting its CSA at is Rs. 6.60. The volume of the liquid is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

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