# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 159 - 165 of 1484

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## Question number: 159

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MCQ▾

### Question

The sum of two numbers is 20 and their product is 64. Then one of the number is.

### Choices

Choice (4) Response

a.

14

b.

12

c.

8

d.

16

## Question number: 160

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MCQ▾

### Question

The coordinates of the points where the lines meet the

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 161

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MCQ▾

### Question

The solution of the system of equations and is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 162

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MCQ▾

### Question

Which of the following system of equations has no solution?

### Choices

Choice (4) Response

a.

b.

c.

d.

All a. , b. and c. are correct

## Question number: 163

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MCQ▾

### Question

Which of the following system of equations has unique solution?

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## 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

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