# IMO Level 1- Mathematics Olympiad (SOF) Class 5: Questions 457 - 462 of 838

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## Question number: 457

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MCQ▾

### Question

What is the instrument used to measure wind speed?

### Choices

Choice (4)Response

a.

Anemometer

b.

Rain gauge

c.

Barometer

d.

None of the above

## Question number: 458

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MCQ▾

### Question

Paul had rupees 189. He spent rupees 45.87 of it on a radio and rupees 0.78 on a drink. How much money is left with him?

### Choices

Choice (4)Response

a.

144.35 rupees

b.

145.35 rupees

c.

143.35 rupees

d.

142.35 rupees

## Question number: 459

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MCQ▾

### Question

How many degrees in a full rotation?

### Choices

Choice (4)Response

a.

360

b.

180

c.

90

d.

45

## Question number: 460

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MCQ▾

### Question

What is the total area of the shaded parts in the given figure if area of each is follow 9 cm2? Figure of Rectangle with Red Shaded Part is GivenFind out the total area of the blue shaded parts if area of each square is 9 sq. cm

### Choices

Choice (4)Response

a.

36 sq. cm

b.

55 sq. cm

c.

252 sq. cm

d.

150 sq. cm

## Question number: 461

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MCQ▾

### Question

The shaded part in the figure below is covered with cement. If it cost rupees 80 to cement an area of 5 cm2, find the total cost of cementing. Figure Shows the Shaded Part That is Covered with CementCovered part with cement is given. Cost of cementing an area of 5 cm2 is 80 rupees then find out the total cost of cementing the shaded area.

### Choices

Choice (4)Response

a.

4560 Rs.

b.

2120 Rs.

c.

2250 Rs.

d.

5460 Rs.

## Question number: 462

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MCQ▾

### Question

How many triangles can be drawn using any three dots (arranged in position as given)? An Image Made by Five Dots and One Straight LineFind the number of triangles which can be drawn by using given five dots

### Choices

Choice (4)Response

a.

3

b.

7

c.

6

d.

4

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