NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 658 - 664 of 1484

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Question 658

Question

MCQ▾

One of the properties of Mode is

Choices

Choice (4)Response

a.

Not easy to calculate

b.

Difference of greatest and least values

c.

It is not affected by greatest and least values

d.

Algebraic

Question 659

Question

MCQ▾

In the following figure . Then x = ________.

Two Similar Triangles ABC and DEF

Choices

Choice (4)Response

a.

4 cm

b.

6 cm

c.

8 cm

d.

None of the above

Question 660

Question

MCQ▾

Two numbers are chosen from 2 to 8. The probability for the two numbers to be consecutive is

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question 661

Question

MCQ▾

If and are the roots of the quadratic equation with the condition , then the value of ‘m’ is

Choices

Choice (4)Response

a.

- 9

b.

2

c.

9

d.

9 or -9

Question 662

Question

MCQ▾

A card is drawn from a packet of 150 cards numbered 1 to 150. The probability of drawing a number which is a square is

Choices

Choice (4)Response

a.

b.

c.

d.

Question 663

Question

MCQ▾

The value of = ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 664

Question

MCQ▾

A person walking 30 m towards a chimney in a horizontal line through its base observes that its angle of elevation changes from to . The height of chimney is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

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