NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 505 - 512 of 1484

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Question number: 505

» Mathematics » Quadratic Equations

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MCQ▾

Question

The roots of are

Choices

Choice (4) Response

a.

-4

b.

0 and -4

c.

-2,3 and -4

d.

0, -2,3 and -4

Question number: 506

» Mathematics » Surface Area and Volumes

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MCQ▾

Question

A vessel is in conical shape. If its volume is 66.528 liters and height is 36 cm, the cost of repairing its CSA at Rs. 12/sq m is

Choices

Choice (4) Response

a.

4.38

b.

9.21

c.

7.64

d.

8.76

Question number: 507

» Mathematics » Arithmetic Progressions

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MCQ▾

Question

The value of is

Choices

Choice (4) Response

a.

95

b.

205

c.

195

d.

100

Question number: 508

» Mathematics » Quadratic Equations

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MCQ▾

Question

The values of ‘k’ for which the equation will have real and equal roots are

Choices

Choice (4) Response

a.

-2 and 8

b.

-9 and 7

c.

-8 and 1

d.

9 and -7

Question number: 509

» Mathematics » Coordinate Geometry

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MCQ▾

Question

In what ratio is the segment joining the points and divided by X-axis?

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

Question number: 510

» Mathematics » Surface Area and Volumes

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MCQ▾

Question

A cylindrical vessel contains 12.474 liters of liquid. Cost of painting its CSA at 2 paise/sq cm is Rs. 95.04. Then its total surface area is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 511

» Mathematics » Quadratic Equations

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MCQ▾

Question

The equation has

Choices

Choice (4) Response

a.

One integral root

b.

No roots

c.

Two real roots

d.

Infinitely many roots

Question number: 512

» Mathematics » Polynomials

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MCQ▾

Question

Express in lowest terms.

Choices

Choice (4) Response

a.

b.

c.

d.

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