NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 744 - 751 of 2028

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Question number: 744

» Mathematics » Mensuration

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Question

The sides of a triangle are 6 cm, 8 cm and 12 cm. Its area is:

Choices

Choice (4) Response

a.

b.

c.

d.

41

Question number: 745

» Mathematics » Comparing Quantities

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Question

A producer combines two qualities of wheat. One coasting Rs. 18.60 per kg and the other costing Rs. 21 per kg in the ratio 3: 4. Find this profit percent if he sells the mixture at the rate of Rs. 25 per kg.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 746

» Mathematics » Comparing Quantities

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Question

A man borrowed Rs. 676 for CI and it amounted to Rs. 1225 in 2 years. The rate of CI per annum is:

Choices

Choice (4) Response

a.

%

b.

35%

c.

%

d.

28%

Question number: 747

» Mathematics » Visualizing Solid Shapes

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Question

The three-dimensional figure formed by rotating a triangle is:

Choices

Choice (4) Response

a.

Prism

b.

Cone

c.

Quadrilateral

d.

Square

Question number: 748

» Mathematics » Comparing Quantities

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Question

If a merchant estimates his profits as 30 % of the selling price, what is his real profit percent.

Choices

Choice (4) Response

a.

b.

40.25%

c.

30%

d.

35%

Question number: 749

» Mathematics » Playing with Numbers

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Question

Which of the following integers has most number of divisors?

Choices

Choice (4) Response

a.

264

b.

213

c.

33

d.

103

Question number: 750

» Mathematics » Playing with Numbers

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Question

Which of the following numbers is exactly divisible by 22?

Choices

Choice (4) Response

a.

21692

b.

28281

c.

37675

d.

74643

Question number: 751

» Mathematics » Factorization

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Question

Factorization of is:

Choices

Choice (4) Response

a.

b.

c.

d.

Developed by: