# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 884 - 893 of 989

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## Question number: 884

Mathematics
Edit

### Question

MCQ▾

can be expressed in the rational form as

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 885

Mathematics
Edit

### Question

MCQ▾

The difference of the degrees of the polynomials and is:

### Choices

Choice (4)Response

a.

2

b.

1

c.

3

d.

None of the above

## Question number: 886

Mathematics
Edit

### Question

MCQ▾

Representation of in rational number form is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 887

Edit

### Question

MCQ▾

The number of surfaces in right circular cylinder is:

### Choices

Choice (4)Response

a.

2

b.

4

c.

3

d.

1

## Question number: 888

Mathematics
Edit

### Question

MCQ▾

In a and is four times that of . Then =

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 889

Mathematics
Edit

### Question

MCQ▾

The additive inverse of is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 890

Mathematics
Edit

MCQ▾

The value of

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 891

Mathematics
Edit

### Question

MCQ▾

The median of the following data 46,64,87,41,58,77,35,90,55,33,92 is

### Choices

Choice (4)Response

a.

60.2

b.

87

c.

77

d.

58

## Question number: 892

Mathematics
Edit

### Question

MCQ▾

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: 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