# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 688 - 694 of 1732

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## Question number: 688

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MCQ▾

### Question

The product of and is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 689

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MCQ▾

### Question

If the angles of a triangle are in the ratio 1: 2: 3 then the triangle is

### Choices

Choice (4) Response

a.

Right angled

b.

Right angled isosceles

c.

Acute angled

d.

Obtuse angled

## Question number: 690

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MCQ▾

### Question

If then the value of = ________

### Choices

Choice (4) Response

a.

Cannot be determined

b.

1

c.

0

d.

Question does not provide sufficient data or is vague

## Question number: 691

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MCQ▾

### Question

By what number should we multiply so that the product may be equal to 27?

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 692

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MCQ▾

### Question

The sum of two rational numbers is -4. If one of the numbers is , then the other number is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 693

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MCQ▾

### Question

A cloth merchant says that due to slump in the market, he sells the cloth at 5 % loss, but he uses a false meter scale and actually gain 10%. Find the actual length of the scale.

### Choices

Choice (4) Response

a.

90 cm

b.

86.36 cm

c.

80 cm

d.

85.60 cm

## Question number: 694

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MCQ▾

### Question

How many edges does the following figure have?

### Choices

Choice (4) Response

a.

8

b.

4

c.

6

d.

12

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