Congratulations

5 Questions in 1 Minute 51 Seconds ( 111 s)
11 Mistake(s)
F *** They could do. So could you.

Once More Play!

You've just made 5 points. Total: 30 pennies.

Once More?

 

n-3=2

n+5=7

2n+3=n+5

3n-5=3-n

How Many

5

10

20

30

50