This math riddle relates to Roman Numerals where 19 is IXX, 1 is I, and 20 is XX. By removing I from IXX, you are left with XX.

12

9/12 = 15/20

400, this isn't a good site to be doing your math homework on.

Simple Math was created on -20-12-08.

12 of course !

-8

Iy equals to 240.

1 plus 19 equals 20 2 plus 18 equals 20 3 plus 17 equals 20 4 plus 16 equals 20 5 plus 15 equals 20 6 plus 14 equals 20 7 plus 13 equals 20 8 plus 12 equals 20 9 plus 11 equals 20 10 plus 10 equals 20 1 times 20 equals 20 2 times 10 equals 20 4 times 5 equals 20

20

12

0.6

5 to 3

It equals 12 + 0.6 = 12.6

10 plus 10 equals 20 20 divide by 10 equals 2 2 plus 10 equals 12

20 times 12 = 240

20*12 = 240 inches

It is an equation and the value of x is 20

A=20 20+12=32 32divided by 4 = 8

What is 6 / 20 * 7 / 14 * 12 / 21 equals

1.6667

It is 20*(14-12)+7-6 = 41

.2x = 12 x = 12/.2 x = 60

A divisor in math is the number you are dividing with in an equation.EX: 20/4=5The dividend is 20The divisor is 4The quotient is 520 divided by 4 equals 5.Hope this helped!- AestrellaT

X=12 because 6=8 so 12+6=20