NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 224 - 231 of 1484

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Question 224

Question

MCQ▾

The roots of the equation can be obtained graphically by finding the abscissas of the pointing of intersection of each of the following pairs of equations except

Choices

Choice (4)Response

a.

b.

c.

d.

Question 225

Question

MCQ▾

If ‘a’ and ‘b’ are unequal and and have a common factor, then = ________.

Choices

Choice (4)Response

a.

- 1

b.

0

c.

1

d.

2

Question 226

Question

MCQ▾

= ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 227

Question

MCQ▾

The sum of 15 terms of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 228

Question

MCQ▾

If then =

Choices

Choice (4)Response

a.

4

b.

- 4

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question 229

Question

MCQ▾

The measures of the interior angles of a convex polygon are in AP. If the smallest angle is and the largest angle is , then the number of sides of the polygon is

Choices

Choice (4)Response

a.

7

b.

11

c.

5

d.

9

Question 230

Question

MCQ▾

and are three vertices of the parallelogram ABCD. The coordinates of the fourth vertex is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 231

Question

MCQ▾

The 8th term of an AP is 16 and the 15th term is 58. Then the second term is

Choices

Choice (4)Response

a.

-26

b.

42

c.

18

d.

-20

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