# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 164 - 172 of 1484

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## Question number: 164

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MCQ▾

### Question

The coordinates of the points where the line meet the

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 165

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MCQ▾

### Question

The sum of digits of a two digit number is 8. If the digits are reversed, the number is decreased by 54. Find the number.

### Choices

Choice (4)Response

a.

30

b.

71

c.

62

d.

80

## Question number: 166

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MCQ▾

### Question

The LCM of two numbers is 160 and HCF is 4. If the sum of the number is 56, their difference is,

### Choices

Choice (4)Response

a.

54

b.

97

c.

27

d.

45

## Question number: 167

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MCQ▾

### Question

Which of the following system of equations has infinitely many solutions?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 168

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MCQ▾

### Question

Which of the following system of equations has no solution?

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

## Question number: 169

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MCQ▾

### Question

In , if then is________

### Choices

Choice (4)Response

a.

120°

b.

180°

c.

100°

d.

150°

## Question number: 170

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MCQ▾

### Question

If the ratio of workers to machines in a factory is W and the ratio of machines to workers is M, then W + M is,

### Choices

Choice (4)Response

a.

Less than 1

b.

Greater than 1

c.

Greater than or equal to 1

d.

Equals to 1

## Question number: 171

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MCQ▾

If

### Choices

Choice (4)Response

a.

2

b.

0

c.

- 4

d.

- 3

## Question number: 172

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MCQ▾

### Question

If then the value of “x” is________

### Choices

Choice (4)Response

a.

0.1

b.

0.3

c.

0.5

d.

0.2

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