Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 743 - 747 of 1201

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Question 743

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Question

MCQ▾

The bar chart shows the number of ‘Samsung’ and ‘Motorola’ mobiles sold by three dealers, A, B and C. Which of the following statements is true?

Created with Highcharts 5.0. 7DealersQuantity (units) Dealers Vs. QuantityMotorolaSamsungCBA010203040506070ASamsung: 35

Choices

Choice (4)Response

a.

Dealer A sold 10 Samsung mobiles less than dealer B

b.

Dealer B sold 5 Samsung mobiles more than dealer C

c.

Dealer A sold the less number of Motorola mobiles

d.

The total number of Motorola mobiles by dealers A and B is 25

Question 744

Mathematics
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Question

MCQ▾

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 745

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Question

MCQ▾

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 746

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Question

MCQ▾

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 747

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Question

MCQ▾

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

Choices

Choice (4)Response

a.

Prism

b.

Cone

c.

Quadrilateral

d.

Square