IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 919 - 924 of 1022

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Question 919

Question

MCQ▾

A 10 m wide garden is cultivated all along the outside of a squared plot of side 50 m. The total area of the garden is ________.

A 10 M Wide Cultivated Garden

Choices

Choice (4)Response

a.

b.

c.

d.

Question 920

Question

MCQ▾

The lengths of the sides of a triangle are 5 m, 1.2 decameter and 130 dm. Then its area is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 921

Question

MCQ▾

The value of , when and is ________.

Choices

Choice (4)Response

a.

b.

10.43802

c.

12.04508

d.

Question 922

Question

MCQ▾

If and , then value of =

Choices

Choice (4)Response

a.

65

b.

17

c.

26

d.

13

Question 923

Question

MCQ▾

A well of diameter 150 cm has a stone parapet around it. If the length of the outer edge of the parapet is 660 cm, then the width of the parapet is ________.

Choices

Choice (4)Response

a.

10 cm

b.

30 cm

c.

40 cm

d.

20 cm

Question 924

Question

MCQ▾

Use the clues below to label each cat.

Some Cats with Different Colors

The gray cat is not first.

The tabby cat is to the right of the white cat.

The white cat is not last.

The black cat is between the tabby and gray cats.

Which of the following lists has the cats in the correct order?

Choices

Choice (4)Response

a.

Tabby, Black, Gray, White

b.

White, Tabby, Black, Gray

c.

Tabby, Black, White, Gray

d.

White, Tabby, Gray, Black