IMO- Mathematics Olympiad Class 7: Questions 920 - 924 of 1012

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Question number: 920

» Perimeter and Area

MCQ▾

Question

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.

40m2

b.

48m2

c.

30m2

d.

24m2

Question number: 921

» Algebraic Expressions

MCQ▾

Question

The value of (5.7x3y2)×(3.5y2x3) , when x=2 and y=0.3 is ________.

Choices

Choice (4) Response

a.

10.43802

b.

15.35802

c.

10.34208

d.

12.04508

Question number: 922

» Algebraic Expressions

MCQ▾

Question

If x=5 and y=x+7 , then value of x2+y2 =

Choices

Choice (4) Response

a.

17

b.

65

c.

26

d.

13

Question number: 923

» Perimeter and Area

MCQ▾

Question

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.

40 cm

c.

20 cm

d.

30 cm

Question number: 924

» Logical and Analytical Reasoning

MCQ▾

Question

Use the clues below to label each cat.

Image of some cats with different colors

Image of Some Cats With Different Colors

Showing an image of 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, White, Gray

b.

White, Tabby, Black, Gray

c.

White, Tabby, Gray, Black

d.

Tabby, Black, Gray, White

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