# NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1067 - 1073 of 2000

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## Question number: 1067

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MCQ▾

### Question

The arithmetic mean of eleven given numbers is 9. Their sum is

### Choices

Choice (4) Response

a.

Between 99 and 66

b.

99

c.

66

d.

More than 99

## Question number: 1068

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MCQ▾

### Question

Which mixture out of the following appears clear and transparent?

### Choices

Choice (4) Response

a.

Sugar and water

b.

Starch and water

c.

Sand and water

d.

Chalk powder and water

## Question number: 1069

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MCQ▾

### Question

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 number: 1070

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MCQ▾

### Question

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 number: 1071

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MCQ▾

### Question

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 number: 1072

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MCQ▾

### Question

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 number: 1073

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MCQ▾

### Question

The factors of are:

### Choices

Choice (4) Response

a.

b.

c.

d.

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