Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 893 - 898 of 989

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Question 893

Mathematics
Edit

Question

MCQ▾

The number where a, b > 0 is

Choices

Choice (4)Response

a.

Rational

b.

Irrational

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question 894

Edit

Question

MCQ▾

A vessel is in conical shape. If its volume is 18.48 liters and height is 36 cm, the cost of repairing its CSA at Rs. 24/sq m is

Choices

Choice (4)Response

a.

2.76

b.

3.54

c.

1.47

d.

1.94

Question 895

Mathematics
Edit

Question

MCQ▾

If A: Every whole number is a natural number and

R: 0 is not a natural number.

Then which of the following statements is true?

Choices

Choice (4)Response

a.

A is false and R is correct explanation of A

b.

A and R are true

c.

A is true and R is false

d.

A is true and R is correct explanation of A

Question 896

Mathematics
Edit

Question

MCQ▾

The mean of the eight numbers is 46. If one of the numbers is excluded, the mean of the remaining numbers is 42. Then the excluded number is

Choices

Choice (4)Response

a.

83

b.

59

c.

74

d.

All of the above

Question 897

Mathematics
Edit

Question

MCQ▾

The factors of are:

Choices

Choice (4)Response

a.

b.

c.

d.

Question 898

Edit

Question

MCQ▾

The point (7, -3) is at a distance of ________ units from X-axis.

Choices

Choice (4)Response

a.

3 units in negative direction

b.

10 units in negative direction

c.

7 units in positive direction

d.

All of the above