# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 480 - 488 of 1128

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## Question 480

Mathematics
Edit

### Question

MCQ▾

The median of the following data 12,26,41,23,37,18,42,62,9 is

### Choices

Choice (4)Response

a.

12

b.

37

c.

26

d.

42

## Question 481

Edit

### Question

MCQ▾

The degree of trinomial is

### Choices

Choice (4)Response

a.

3

b.

8

c.

5

d.

13

## Question 482

Edit

MCQ▾

Simplify:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 483

Edit

### Question

MCQ▾

Ages of two friends are in the ratio 1: 2. If the sum of their ages is 63 then their ages are

### Choices

Choice (4)Response

a.

42 yrs, 22 yrs

b.

40 yrs, 30 yrs

c.

42 yrs, 20 yrs

d.

21 yrs, 42 yrs

## Question 484

Mathematics
Edit

### Question

MCQ▾

If the arithmetic mean of 3,5, 8,4, x and 6 is 5, then x is

### Choices

Choice (4)Response

a.

10

b.

7

c.

8

d.

4

## Question 485

Mathematics
Edit

### Question

MCQ▾

Out of the rational number , , , which is smaller?

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question 486

Mathematics
Edit

### Question

MCQ▾

Product of two positive integers and a negative integer is

### Choices

Choice (4)Response

a.

Negative

b.

Zero

c.

Positive

d.

None of the above

## Question 487

Mathematics
Edit

### Question

MCQ▾

Multiplying a negative integer for odd times gives a ________ result.

### Choices

Choice (4)Response

a.

Negative

b.

0

c.

Positive

d.

None of the above

## Question 488

Edit

### Question

MCQ▾

The difference between the length and breadth of a rectangle is 54 m. If the perimeter is m, then the area is

### Choices

Choice (4)Response

a.

b.

c.

d.