Fractions and Decimals (IMO- Mathematics Olympiad (SOF) Class 5): Questions 79 - 86 of 91

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Question number: 79

» Fractions and Decimals

MCQ▾

Question

I think of a decimal number. After I have multiplied it by 7 from it then added 3.1 and then I have subtracted 6.7, I get 0.1. What is the decimal number?

Choices

Choice (4) Response

a.

52

b.

0.52

c.

5.2

d.

All of the above

Question number: 80

» Fractions and Decimals

MCQ▾

Question

What is 5643.098 rounded to the nearest tens.

Choices

Choice (4) Response

a.

5643

b.

5643.1

c.

5643.99

d.

5643.0

Question number: 81

» Fractions and Decimals

MCQ▾

Question

What is 5040.675 rounded to the nearest value?

Choices

Choice (4) Response

a.

5041

b.

5042

c.

5039

d.

5040

Question number: 82

» Fractions and Decimals

MCQ▾

Question

How many minutes in of an hour?

Choices

Choice (4) Response

a.

8

b.

4

c.

84

d.

48

Question number: 83

» Fractions and Decimals

MCQ▾

Question

Which fraction is equal to 34.5?

Choices

Choice (4) Response

a.

34.5

b.

c.

345

d.

Question number: 84

» Fractions and Decimals

MCQ▾

Question

Half of a number is 8. What is of the same number?

Choices

Choice (4) Response

a.

b.

32

c.

d.

232

Question number: 85

» Fractions and Decimals

MCQ▾

Question

What fraction of the figure is yellow shaded?

 A square divided in some parts and shaded with two colors

A Square Divided in Some Parts and Shaded with Two Colors

Showing and image of a square divided in some parts and shaded with two colors

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 86

» Fractions and Decimals

MCQ▾

Question

I thought of a decimal number. After I had multiplied it by 3, then added 2.5 and then divided by 3, I got 3.5. what was the decimal number?

Choices

Choice (4) Response

a.

1

b.

2.67

c.

2

d.

All of the above

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