NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 546 - 552 of 1484

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Question number: 546

» Mathematics » Polynomials

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MCQ▾

Question

If f (x) = and g (x) = have a common factor, then =

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 547

» Mathematics » Polynomials

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MCQ▾

Question

If are the factors of then the other factor is ________.

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Choice (4) Response

a.

b.

c.

d.

Question number: 548

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

A man saves Rs. 100 in a certain year and in each year thereafter he saves Rs. 40 more than the preceding year. In how many years will his total savings amount to Rs. 20,400?

Choices

Choice (4) Response

a.

29 years

b.

23 years

c.

30 years

d.

25 years

Question number: 549

» Mathematics » Surface Area and Volumes

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Question

A piece of metal pipe is 154 cm long with inside diameter of the cross section as 8 cm. If the outer diameter is 9 cm and the metal weighs the weight of pipe is ________.

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Choice (4) Response

a.

b.

c.

d.

Question number: 550

» Mathematics » Quadratic Equations

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MCQ▾

Question

If , then 16x equals

Choices

Choice (4) Response

a.

0

b.

- 2

c.

52

d.

Question number: 551

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

A circle with area is contained in the interior of a larger circle with area . If the radius of the larger circle is 6 and are in AP, then the radius of the smaller circle is

Choices

Choice (4) Response

a.

b.

1

c.

d.

Question number: 552

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

If the mth term of an AP is and its nth term be , then its term is

Choices

Choice (4) Response

a.

0

b.

1

c.

d.

None of the above

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