NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 1168 - 1175 of 1732

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Question 1168

Question

MCQ▾

In , the value of ‘a’ is

Choices

Choice (4)Response

a.

+ 2

b.

0

c.

- 2

d.

+ 1

Question 1169

Question

MCQ▾

The mean of 6 observations is 28. If one observation, namely 8 is deleted, the new mean is

Choices

Choice (4)Response

a.

52

b.

43

c.

25

d.

32

Question 1170

Question

MCQ▾

The area of a triangular field is 0.5 hectares. If its altitude is 50 m, find the corresponding base.

Choices

Choice (4)Response

a.

200 cm

b.

25 m

c.

200 m

d.

All of the above

Question 1171

Question

MCQ▾

A regular hexagon has ________

Choices

Choice (4)Response

a.

One line of symmetry

b.

No lines of symmetry

c.

Three lines of symmetry

d.

Six lines of symmetry

Question 1172

Question

MCQ▾

Which of the following is different from the other three?

Choices

Choice (4)Response

a.

A Pentagon Having Five Sides

b.

A Parallelogram Having Four Sides

c.

A Rectangle Having Four Sides

d.

A Square Having Four Sides

Question 1173

Question

MCQ▾

Joule is a unit of:

Choices

Choice (4)Response

a.

S I unit of force

b.

C G S unit of force

c.

S I unit of heat

d.

C G S unit of heat

Question 1174

Question

MCQ▾

How many cubes are needed to make the solid below?

A Solid Made by Some Numbers of Cubes

Choices

Choice (4)Response

a.

24

b.

18

c.

12

d.

36

Question 1175

Question

MCQ▾

The area of the largest triangle that can be inscribed in a semicircle whose radius is r cm is

Choices

Choice (4)Response

a.

b.

c.

d.

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