Antoine's Quizz for Arthur's Party

The figure opposite gives the graph of a function f.

The number of positive solutions of the equation f(x)=0 is...

• 0

• 1

• 2

• 3

Who would say "negative three" when they reads "-3" ?

• An Australian person

• An American person

• An English person

• No should say that, it's not correct

Which of the following is the most beautiful number?

(Hint : has to be red in french)

• i

You throw 36 six-sided dices.

How many 6's do you expect to obtain?

• 6

• 18

• 3

You pick two cards in a deck of 10 different cards. How many different hands combinations exist?

• 19

• 20

• 90

• 45

A person has 100€ on Monday.

On Tuesday, they has 123€.
On Wednesday, they has 277€.

What is the rate of growth its wealth between Tuesday and Wednesday ?

• 154%

• 125%

• 277%

• 177%

Which of the following numbers IS a prime number?

• 1113

• 128137318

• 1193

• 33

How many prime numbers there are?

• An infinite number

• We don't know whether the number of prime numbers is finite or infinite

• We know its a finite number but we don't know its value

(From 1982 SAT test)

In the figure opposite, the radius of circle A is a ⅓ the radius of circle B. Starting from the position shown in the figure, circle A rolls around circle B. At the end of how mani revolutions of circle A will the center of circle B first reach its starting point?

• 9

• 3

• 4

Suppose you're on a game show, and you're given the choice of three doors: Behind one door is a car; behind the others, goats.
You pick door No. 1, and the host, who knows what's behind the doors, opens door No. 3, which has a goat. He then asks you: "Do you want to switch door?"

What do you do?

• I stick to door No. 1

• I switch to door No. 2

• It doesn't matter