NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 276 - 284 of 1484

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Question 276

Question

MCQ▾

The sum of and its reciprocal is

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 277

Question

MCQ▾

If and then = ________.

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 278

Question

MCQ▾

The ratio by which divides the join of and is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 279

Question

MCQ▾

The sum of ‘n’ terms of an AP is . Then the nth term is

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 280

Question

MCQ▾

= ________.

Choices

Choice (4)Response

a.

1

b.

-1

c.

0

d.

All of the above

Question 281

Question

MCQ▾

Simplify:

Choices

Choice (4)Response

a.

b.

1

c.

d.

Question does not provide sufficient data or is vague

Question 282

Question

MCQ▾

If P = , Q = and R = then the value of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 283

Question

MCQ▾

Which of the following expression is a rational expression?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 284

Question

MCQ▾

The total surface area of a cylinder is 110 sq cm with height 1.5 cm. Then its volume is

Choices

Choice (4)Response

a.

b.

c.

d.

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