# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1207 - 1213 of 1732

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## Question 1207

### Question

MCQ▾

If negative sign precedes a bracket the sign of the terms inside the bracket will ________when the bracket is removed.

### Choices

Choice (4)Response

a.

Change

b.

Not change

c.

Remain the same

d.

None of the above

## Question 1208

### Question

MCQ▾

An equilateral triangle can be obtuse angled.

### Choices

Choice (4)Response

a.

True

b.

False

c.

Cannot be determined

d.

None of the above

## Question 1209

### Question

MCQ▾

Madhuri glued 5 white cubes together as shown below. Then she pained the entire figure black.

How many faces of the 4 cubes were painted red?

### Choices

Choice (4)Response

a.

10

b.

5

c.

30

d.

22

## Question 1210

MCQ▾

The value of is

### Choices

Choice (4)Response

a.

125

b.

c.

5

d.

## Question 1211

### Question

MCQ▾

In the adjoining figure, ABC is a triangle in which D and E are the mid points of AB and AC respectively. If DE = 2.4 cm then BC = ________.

### Choices

Choice (4)Response

a.

4.8 cm

b.

2.8 cm

c.

6.8 cm

d.

4.0 cm

## Question 1212

### Question

MCQ▾

Express 0.00075 in scientific notation.

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question 1213

### Question

MCQ▾

When the price of a pressure cooker was increased by 15 % , the sale of pressure cooker decreased by 15 % . What was the net effect on the sales?

### Choices

Choice (4)Response

a.

No effect

b.

15 % increase

c.

2.25 % increase

d.

2.25 % decrease

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