Times tables
5x2
10
3b+6d
9bd
a+4=10
a=6
What is the only room you can't enter?
A mushroom
6x3
18
5ax3b
15ab
b+6=13
b=7
What has a tail, and no body, but isn't a snake?
A coin
6x9
54
2bx2x5L
20bL
6+3b=27
b=7
One breaks, but does not fall, and one falls, but does not break?
Day breaks and night falls
10x12
120
b+3a-2b
-b+3a
o-10=16
o=26
13x17
A) 121
B)91
C)81
6a-3b+c-2c
1abt-c
3b+9+c=28
b=x3, c=10