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Quiz Maths - Difficult calculations (20)

Robenin
Robenin
93 played - today

Expert QUIZ 20 QUESTIONS
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Question 1 / 20
Calculate: (3 - 9) - (11 2) =

Calculate: (3 - 9) - (11 2) =

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Question 2 / 20

Two coins are tossed at the same time. What is the probability of getting exactly two tails?

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Question 3 / 20
Calculate: 275 x 8 =

Calculate: 275 x 8 =

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Question 4 / 20
If a pizza has 8 equal slices and you eat 2 slices, what fraction did you eat?

If a pizza has 8 equal slices and you eat 2 slices, what fraction did you eat?

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Question 5 / 20
Calculate 8% of 800?

Calculate 8% of 800?

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Question 6 / 20
What defines (a b) /a = a/b?

What defines (a b) /a = a/b?

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Question 7 / 20
Which point lies on the line x = -1?

Which point lies on the line x = -1?

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Question 8 / 20
Calculate: 8 x 562 =

Calculate: 8 x 562 =

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Question 9 / 20
Which word describes a base-16 numbering system?

Which word describes a base-16 numbering system?

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Question 10 / 20
Solve this equation: If (189 193) x = 537, what is the value of x?

Solve this equation: If (189 193) x = 537, what is the value of x?

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Question 11 / 20

If a magazine subscription costs 16.95 for a year (12 issues), how much does it cost per issue?

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Question 12 / 20
If you spend 20 a week on manicures, how much do you spend a year?

If you spend 20 a week on manicures, how much do you spend a year?

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Question 13 / 20
Which integer is closest to the fraction 46/8?

Which integer is closest to the fraction 46/8?

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Question 14 / 20
Which is next in this sequence: 5 040 - 720 - 120 - ...

Which is next in this sequence: 5 040 - 720 - 120 - ...

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Question 15 / 20
What is the value of 7 in the number 379 882 154?

What is the value of 7 in the number 379 882 154?

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Question 16 / 20
How to write ''square root of 1 000 in simplified form, without comma?

How to write ''square root of 1 000 in simplified form, without comma?

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Question 17 / 20
Calculate: (54 x 45 ) - 178 =

Calculate: (54 x 45 ) - 178 =

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Question 18 / 20
How do you write 22% as an irreducible fraction?

How do you write 22% as an irreducible fraction?

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Question 19 / 20

What is the complex conjugate of 5 - 2i?

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Question 20 / 20
Calculate: (2 11) (14 x 4) =

Calculate: (2 11) (14 x 4) =

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