NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 676 - 682 of 2028

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Question number: 676

» Mathematics » Direct and Inverse Proportions

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MCQ▾

Question

If the cost of “x” meters of wire is ‘d’ rupees, then what is the cost of “y” meters of wire at the same rate?

Choices

Choice (4) Response

a.

Rs.

b.

Rs.

c.

Rs.

d.

Rs.

Question number: 677

» Mathematics » Factorization

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Question

If and , then is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 678

» Mathematics » Mensuration

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Question

The edge of a cube is 10 cm. How many small cubes of 5 cm edge can be formed from this cube?

Choices

Choice (4) Response

a.

8

b.

4

c.

5

d.

6

Question number: 679

» Mathematics » Comparing Quantities

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Question

A pair of articles was bought for Rs. 35.70 at a discount of 15%. What must be the marked price of each of the articles?

Choices

Choice (4) Response

a.

19 Rs.

b.

18 Rs.

c.

25 Rs.

d.

21 Rs.

Question number: 680

» Mathematics » Factorization

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Question

The real factors of are:

Choices

Choice (4) Response

a.

b.

Does not exist

c.

d.

Question does not provide sufficient data or is vague

Question number: 681

» Mathematics » Playing with Numbers

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Question

A number is always divisible by 56 if:

Choices

Choice (4) Response

a.

It is divisible by both 7 and 8

b.

It is divisible by both 2 and 28

c.

It is divisible by both 4 and 14

d.

All a. , b. and c. are correct

Question number: 682

» Mathematics » Mensuration

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Question

If the radii of two concentric circles are 16 cm and 12 cm respectively, then the area of the circulating ring in sq cm will be:

Choices

Choice (4) Response

a.

b.

c.

d.

Developed by: