# NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 800 - 810 of 2029

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## Question 800

MCQ▾

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 801

### Question

MCQ▾

If positive sign precedes a bracket the sign of the terms inside the bracket will ________when the bracket is removed.

### Choices

Choice (4)Response

a.

0

b.

no change

c.

change

d.

None of the above

## Question 802

### Question

MCQ▾

The LCM of two numbers is X and their HCF is Y. So, the sum of two numbers is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 803

### Question

MCQ▾

Simplified value of

### Choices

Choice (4)Response

a.

b.

4

c.

d.

Question does not provide sufficient data or is vague

## Question 804

### Question

MCQ▾

The number of prime numbers between 2 and 15 are

### Choices

Choice (4)Response

a.

6

b.

3

c.

5

d.

4

## Question 805

MCQ▾

### Choices

Choice (4)Response

a.

0

b.

1

c.

a

d.

-1

## Question 806

### Question

MCQ▾

Predecessor of natural number 2

### Choices

Choice (4)Response

a.

Does not exist

b.

4

c.

2

d.

1

## Question 807

MCQ▾

is

### Choices

Choice (4)Response

a.

0.436

b.

43.6

c.

0.43

d.

4.36

## Question 808

MCQ▾

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 809

MCQ▾

value is

### Choices

Choice (4)Response

a.

0

b.

+ 1

c.

-1

d.

All of the above

## Question 810

### Question

MCQ▾

Difference between a prime (18) and a composite (30) number is

### Choices

Choice (4)Response

a.

19

b.

23

c.

30

d.

12

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