Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 824 - 831 of 989

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Question 824

Mathematics
Edit

Question

MCQ▾

The product of rational and irrational number is always

Choices

Choice (4)Response

a.

Rational

b.

Irrational

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question 825

Edit

Question

MCQ▾

The equation of the line parallel to y-axis is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 826

Mathematics
Edit

Question

MCQ▾

The triangle formed and is

Choices

Choice (4)Response

a.

An isosceles triangle

b.

A right angled isosceles triangle

c.

No triangle is formed

d.

A right angled triangle

Question 827

Mathematics
Edit

Question

MCQ▾

Two numbers are chosen from 4 to 9. The probability for the two numbers to be consecutive is

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

Question 828

Mathematics
Edit

Question

MCQ▾

Express as rational number.

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 829

Edit

Question

MCQ▾

The ratio of radii of two cylinders is and heights are in the ratio . The ratio of their volumes is

Choices

Choice (4)Response

a.

4: 3

b.

3: 2

c.

1: 2

d.

1: 1

Question 830

Edit

Question

MCQ▾

The largest sphere is cut off from a cube of side 10 cm. The volume of the sphere will be:

Choices

Choice (4)Response

a.

b.

c.

d.

Question 831

Mathematics
Edit

Question

MCQ▾

If the two sides of a right angled triangle are equal and the square of the hypotenuse is 338 cm then the length of each side is

Choices

Choice (4)Response

a.

26 cm

b.

13 cm

c.

18 cm

d.

cm