Math Jeopardy

Fractions

100

What is 1/2 x 2/5

1/5

200

What is 3/4 plus 3/12

1

300

What is 2/7 times 13/17?

26/119

400

5 1/3 - 2 11/12=?

2 5/12

500

5 3/_ times _ 1/2 equals 19

What are the missing numbers?

7 and 3

Algebra

100

If x=12 and y=3 then what is x + y

15

200

3n+2=17

What is n

n=5

300

17x+12=54-4x 

What is x?

X equals 2!

400

5x-10+2x = 6(x+1)-x

What is x?

x equals 8

500

1/4 of a number is 50 less than 2/3 of the number

The answer is 120!

Integers

100

-3+4=?

1

200

-12+6+2=?

It equals -4

300

37-(-49)=?

86

400

(-160)-(-463)=?

303

500

if a^2+b-57= 100

and a+b^2-57= 124

then what are a and b?

a=12

b=13

Probability

100

Jerry rolls a six sided dice, what is the probability of Jerry rolling a 5?

1/6

200

Jerry rolls a normal six sided dice, what is the probability of rolling a prime number?

3/6 or 1/2

300

Jerry rolls two six sided dice, what is the probability of rolling two numbers that add up to eight?

5/36

400

A bag contains 12 red marbles, 5 yellow marbles, and 15 green marbles. How many additional marbles must be added to the 32 marbles already in the bag so that the probability of randomly drawing a red marble is 3/5?

18

500

If the probability of seeing a bird in the sky in 30 minutes is 0.95, what is the probability of seeing a bird in the sky in 10 minutes? (Assume a constant default probability)

63.16%

BEDMAS

100

(1-6-3)=?

-8

200

8÷4(2+2)=?

8

300

(-4x12)-9=?

-57

400

-1x[(3-4x7)÷5]-2x24÷6=?

-3

500

(1⁴x2²+3³)-2⁵÷4=?

23