# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 649 - 656 of 1484

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## Question number: 649

Edit
MCQ▾

### Question

The probability of getting an odd number when a die is rolled is

### Choices

Choice (4) Response

a.

b.

c.

d.

2

## Question number: 650

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MCQ▾

### Question

The distance between the points and is

### Choices

Choice (4) Response

a.

10 units

b.

units

c.

units

d.

7 units

## Question number: 651

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MCQ▾

### Question

The probability that in a family of 2 children, there will be at least one boy is

### Choices

Choice (4) Response

a.

1

b.

c.

d.

## Question number: 652

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MCQ▾

### Question

, AC: DF = 3: 5 and perimeter of is 15 cm. Then the perimeter of is

### Choices

Choice (4) Response

a.

23 cm

b.

36 cm

c.

25 cm

d.

45 cm

## Question number: 653

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MCQ▾

### Question

If , then the roots of the equation are

### Choices

Choice (4) Response

a.

Imaginary

b.

Real and unequal

c.

Real and equal

d.

None of the above

## Question number: 654

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MCQ▾

### Question

. If then ABC is ________.

### Choices

Choice (4) Response

a.

Right angled isosceles triangle

b.

Isosceles triangle

c.

Right angled triangle

d.

Equilateral triangle

## Question number: 655

Edit
MCQ▾

### Question

If and have a common root, then the value of ‘a’ is

### Choices

Choice (4) Response

a.

1 only

b.

c.

d.

None of the above

## Question number: 656

Edit
MCQ▾

### Question

The point on Y-axis equidistant from and is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

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