# NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 655 - 660 of 1732

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## Question number: 655

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MCQ▾

### Question

Which of the following statement is correct?

### Choices

Choice (4)Response

a.

The difference of any two sides is less than the third side

b.

A triangle cannot have two obtuse angles

c.

A triangle cannot have an obtuse angle and a right angle

d.

All a. , b. and c. are correct

## Question number: 656

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MCQ▾

### Question

Express 0.0050 in scientific notation.

### Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

## Question number: 657

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MCQ▾

### Question

Two sides of a triangle are 12 and 9 units. Which of the following length can be the length of the third side?

### Choices

Choice (4)Response

a.

3 cm

b.

22 cm

c.

2 cm

d.

20 cm

## Question number: 658

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MCQ▾

### Question

Arrange the following numbers in descending order, .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 659

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MCQ▾

### Question

A wooden board has dimensions . It was made into four parts. On each part a man wrote some letters. Area of each letter is equal to its alphabetic number. (i. e. for “F” the alphabetic number is 6, so its area is 6 m and for “N” the alphabetic numbers is 14. So area is m). If he wrote the letters “GURU” and cut those from the board, find the area of remaining board.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 660

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MCQ▾

### Question

The radius of a circle is 49 cm. Then the circumference of that circle is

### Choices

Choice (4)Response

a.

44 cm

b.

154 cm

c.

125 cm

d.

308 cm

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