# IMO- Mathematics Olympiad Class 5: Questions 577 - 581 of 838

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## Question number: 577

MCQ▾

### Question

What is the mass of 10 such

?

### Choices

Choice (4) Response

a.

80 g

b.

40 g

c.

100 g

d.

60 g

## Question number: 578

MCQ▾

### Question

If ABC is a right angled triangle, then DBE = ________.

### Choices

Choice (4) Response

a.

250

b.

520

c.

900

d.

None of the above

## Question number: 579

MCQ▾

### Question

How many squares are there in the given figure?

### Choices

Choice (4) Response

a.

16

b.

13

c.

12

d.

All of the above

## Question number: 580

MCQ▾

### Question

Neha has rupees 7.60 to buy dinner. If she buys a bun that costs rupees 3.45, how much money is left with her?

### Choices

Choice (4) Response

a.

4 rupees

b.

10.95 rupees

c.

10 rupees

d.

4.15 rupees

## Question number: 581

MCQ▾

### Question

In the given figure, the area of the shaded square is 100. What is the perimeter of the rectangle EFGH?

### Choices

Choice (4) Response

a.

b.

c.

70 cm

d.

f Page