NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 336 - 345 of 1484

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Question number: 336

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

In a geometric sequence of real numbers, the sum of the first two terms is 7 and the sum of the first six terms is 399. The sum of the first four terms is

Choices

Choice (4)Response

a.

56

b.

63

c.

14

d.

49

Question number: 337

» Mathematics » Polynomials

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MCQ▾

Question

What should be added to to get ?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 338

» Mathematics » Trigonometry

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MCQ▾

Question

If then = ________.

Choices

Choice (4)Response

a.

b.

0

c.

d.

All of the above

Question number: 339

» Mathematics » Polynomials

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MCQ▾

Question

Find ‘a’ and ‘b’ in order that may be exactly divisible by .

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 340

» Mathematics » Trigonometry

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MCQ▾

Question

= ________.

Choices

Choice (4)Response

a.

1

b.

c.

d.

None of the above

Question number: 341

» Mathematics » Polynomials

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MCQ▾

Question

The value of , if is exactly divisible by is

Choices

Choice (4)Response

a.

- 45

b.

- 54

c.

36

d.

121

Question number: 342

» Mathematics » Polynomials

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MCQ▾

Question

The product of two consecutive numbers is 30. Find them.

Choices

Choice (4)Response

a.

5, -6

b.

5,6

c.

-5,6

d.

15, -2

Question number: 343

» Mathematics » Polynomials

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MCQ▾

Question

If is divisible by then ________.

Choices

Choice (4)Response

a.

Either or

b.

Neither nor

c.

d.

Question number: 344

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

The sum of all two digit natural numbers with unit digit ‘0’ is

Choices

Choice (4)Response

a.

405

b.

400

c.

450

d.

490

Question number: 345

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

If and the sequence x, y and x, y each are in AP, then = ________.

Choices

Choice (4)Response

a.

b.

1

c.

d.

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