Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 815 - 821 of 987

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Question 815

Question MCQ▾

The largest volume of a cube that can be enclosed in a sphere of diameter 4 cm is (in )

Choices

Choice (4)Response

a.

b.

2

c.

d.

π

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Question 816

Question MCQ▾

If 9,11, 5 and 3 occur with frequencies 2,5, 1 and 6 respectively, then the arithmetic mean is

Choices

Choice (4)Response

a.

6.6

b.

2.3

c.

6.86

d.

10

Edit

Question 817

Question MCQ▾

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 818

Question MCQ▾

If is one factor of and , then ________.

Choices

Choice (4)Response

a.

3

b.

9

c.

0

d.

6

Edit

Question 819

Question MCQ▾

Supplementary angle of is

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 820

Question MCQ▾

If and is the solution of the equation , then the value of ‘p’ is ________.

Choices

Choice (4)Response

a.

1

b.

-3

c.

-26

d.

9

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Question 821

Question MCQ▾

A right circular cone of diameter K cm and height 24 cm rests on the base of a right circular cylinder of radius K cm (their bases lie in the same plane, as shown in the figure) . The cylinder is filled with water to a height of 24 cm. If the cone is then removed, the height to which water will fall is

Right Circular Cone and Right Circular Cylinder

Choices

Choice (4)Response

a.

12 cm

b.

Cannot be determined from given data

c.

20 cm

d.

22 cm

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