Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 1180 - 1188 of 1201

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Question number: 1180

» Mathematics » Square and Square Roots

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MCQ▾

Question

The square of a natural number subtracted from its cube is 48. The number is

Choices

Choice (4)Response

a.

8

b.

4

c.

6

d.

5

Question number: 1181

» Mathematics » Square and Square Roots

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MCQ▾

Question

If then the approximate value of is:

Choices

Choice (4)Response

a.

0.577

b.

0.617

c.

0.313

d.

0.173

Question number: 1182

» Mathematics » Algebraic Expressions and Identities

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MCQ▾

Question

Find the missing term in the following problem.

Choices

Choice (4)Response

a.

12xy

b.

2xy

c.

-2xy

d.

-12xy

Question number: 1183

» Mathematics » Algebraic Expressions and Identities

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MCQ▾

Question

=?

Choices

Choice (4)Response

a.

256.25

b.

64

c.

16

d.

4

Question number: 1184

» Mathematics » Algebraic Expressions and Identities

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MCQ▾

Question

The value of is

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1185

» Mathematics » Cube and Cube Roots

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MCQ▾

Question

The smallest number by which 2560 must be multiplied so that the product is a perfect cube is:

Choices

Choice (4)Response

a.

5

b.

10

c.

25

d.

15

Question number: 1186

» Mathematics » Comparing Quantities

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MCQ▾

Question

A bag marked at Rs. 80 is sold for Rs. 68. The rate of discount is:

Choices

Choice (4)Response

a.

20%

b.

15%

c.

12%

d.

%

Question number: 1187

» Mathematics » Comparing Quantities

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MCQ▾

Question

A merchant buys a 50 liter cask of wine for Rs. 6250 and sells it at Rs. 130 per liter. His loss or gain percent is:

Choices

Choice (4)Response

a.

% loss

b.

8 % gain

c.

25 % profit

d.

4 % profit

Question number: 1188

» Mathematics » Rational Numbers

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MCQ▾

Question

There were only two candidates in an election. One got 62 % votes and was elected by a margin of 144 votes. The total number of voters were:

Choices

Choice (4)Response

a.

800

b.

700

c.

500

d.

600

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