Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 578 - 588 of 1201

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Question number: 578

Edit

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

6

b.

4.26

c.

9

d.

None of the above

Question number: 579

Mathematics
Edit

Question

MCQ▾

The base of an isosceles right triangle is 26 cm. Its area is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 580

Edit

Question

MCQ▾

If , then x = ________.

Choices

Choice (4)Response

a.

9

b.

3

c.

87

d.

16

Question number: 581

Edit

Question

MCQ▾

= ________.

Choices

Choice (4)Response

a.

-2

b.

2

c.

8

d.

-8

Question number: 582

Edit

Question

MCQ▾

is:

Choices

Choice (4)Response

a.

9

b.

-60

c.

30

d.

-30

Question number: 583

Edit

Question

MCQ▾

If is one factor of and , then ________.

Choices

Choice (4)Response

a.

10

b.

2

c.

18

d.

12

Question number: 584

Edit

Question

MCQ▾

In which of the following pairs of numbers it is true that their sum is 12 times their product?

Choices

Choice (4)Response

a.

1,

b.

1,

c.

1,

d.

1,10

Question number: 585

Edit

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

b.

7

c.

d.

None of the above

Question number: 586

Edit

Question

MCQ▾

Which of the following statements is true?

Choices

Choice (4)Response

a.

The diagonals of a rhombus are equal

b.

The diagonals of a rectangle are perpendicular

c.

Every square is a rhombus

d.

All of the above

Question number: 587

Edit

Question

MCQ▾

The value of is:

Choices

Choice (4)Response

a.

169

b.

196

c.

225

d.

729

Question number: 588

Edit

Question

MCQ▾

A cask containing 325 liters lost 4 % by leakage and evaporation. The numbers of liters left in the case were:

Choices

Choice (4)Response

a.

306

b.

312

c.

300

d.

298