KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Math: Questions 203 - 207 of 265

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Question number: 203

» Basic Mathematics » Arithmetic » Number Games

MCQ▾

Question

Consider an incomplete pyramid of balls on a square base having 15 layers; and having 10 balls on each side of the top layer. Then the total number N of balls in that pyramid satisfies

Choices

Choice (4) Response

a.

60000 < N < 7000

b.

4000 < N < 5000

c.

5000 < N < 6000

d.

3000 < N < 40000

Question number: 204

» Trigonometry » Trigonometric Identities and Equations

MCQ▾

Question

In triangle ABC, value of is –

Choices

Choice (4) Response

a.

Sin B

b.

1

c.

Cos B

d.

-1

Question number: 205

» Sets, Relations and Functions » Types of Relations

MCQ▾

Question

Which of the following statements are true –

(i) If then

(ii) If then

(iii) If then

(iv) If then

Select the correct option from given above:

Choices

Choice (4) Response

a.

(i) & (ii) are correct

b.

(i), (ii) & (iii) are correct

c.

(ii) & (iii) are correct

d.

(i) & (iv) are correct

Question number: 206

» Basic Mathematics » Geometry » Triangle and Properties

MCQ▾

Question

The number of values of a for which there is an isosceles triangle with sides of length , and is –

Choices

Choice (4) Response

a.

1

b.

0

c.

2

d.

3

Question number: 207

» Trigonometry » Heights and Distances

MCQ▾

Question

The angle of elevation of the top of a building from the foot of temple is 450 and the angle of elevation of the top of the temple from the foot of the building is 600. If the temple is 50 m high, then the height of the building is –

Choices

Choice (4) Response

a.

b.

c.

47

d.

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