# Mathematics-Number Systems (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 1 - 6 of 6

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## Question number: 1

» Mathematics » Number Systems

MCQ▾

Zero is

### Choices

Choice (4) Response

a.

a natural number

b.

a positive number

c.

a whole number

d.

a negative integer

## Question number: 2

» Mathematics » Number Systems

MCQ▾

### Question

The product of two numbers is 24 times the difference of these two numbers. If the sum of these numbers is 14, the large number is

### Choices

Choice (4) Response

a.

6

b.

8

c.

10

d.

5

## Question number: 3

» Mathematics » Number Systems

MCQ▾

### Question

The sum of any three distinct natural numbers arranged in ascending order is 200 such that the second number is a perfect cube. How many possible values are there for this number?

### Choices

Choice (4) Response

a.

4

b.

2

c.

3

d.

1

## Question number: 4

» Mathematics » Number Systems

MCQ▾

### Question

If the digits of a three-digit number are reversed, then the number, so obtained is less than the original number by 297. If the sum of the digits of the number is 8 and its hundred’s digit has the largest possible value, then the ten’s digit of the number is

### Choices

Choice (4) Response

a.

0

b.

1

c.

2

d.

3

## Question number: 5

» Mathematics » Number Systems

MCQ▾

### Question

If the sum of three consecutive odd numbers is a perfect square between 200 and 400, then the root of this sum is

### Choices

Choice (4) Response

a.

16

b.

15

c.

18

d.

19

## Question number: 6

» Mathematics » Number Systems

MCQ▾

### Question

If aabb is a four-digit number and also a perfect square, then the value of a + b is

### Choices

Choice (4) Response

a.

9

b.

10

c.

12

d.

11

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