Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 645 - 651 of 1201

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Question 645

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Question

MCQ▾

If and , then is:

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 646

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Question

MCQ▾

If two cubes of dimension 4 cm by 4 cm by 4 cm are placed side by side, what would be the dimensions of the resulting cuboid be?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 647

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Question

MCQ▾

= ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 648

Mathematics
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Question

MCQ▾

Factors of are:

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 649

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Question

MCQ▾

The value of is:

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Choice (4)Response

a.

b.

c.

d.

125

Question 650

Mathematics
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Question

MCQ▾

The radius of a circle is 55 cm. Three more concentric circles are drawn inside it in such a manner that it is divided into four parts of equal area. The radius of cone of the three concentric circles is

Choices

Choice (4)Response

a.

33 cm

b.

cm

c.

cm

d.

15 cm

Question 651

Mathematics
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Question

MCQ▾

The pie chart diagram shows the number of participants from four countries P, Q, R and S taking part in a football tournament. Given that there are 33 participants from country Q, find the number of participants from country R.

Circle cCircle c: Circle through B with center ASector dSector d: CircularSector [A, C, D] Sector dSector d: CircularSector [A, C, D] Sector eSector e: CircularSector [A, D, E] Sector eSector e: CircularSector [A, D, E] Sector fSector f: CircularSector [A, E, F] Sector fSector f: CircularSector [A, E, F] Sector gSector g: CircularSector [A, F, C] Sector gSector g: CircularSector [A, F, C] Arc hArc h: Semicircle through J and KArc kArc k: Semicircle through K and LArc pArc p: Semicircle through L and MSegment h_1Segment h_1: Segment [G_1, H_1] Segment i_1Segment i_1: Segment [G_1, I_1] 95â°text1 = “95â°”2xâ°text1_1 = “2xâ°”xâ°text1_2 = “xâ°”55â°text1_3 = “55â°”Ptext1_4 = “P”Stext1_5 = “S”Rtext1_6 = “R”Qtext1_7 = “Q”

A Pie Chart Diagram Shows Participants from Four Different Countries

Choices

Choice (4)Response

a.

27

b.

84

c.

42

d.

32