4x8 equals 32
( 8x4) - (8x1) = 24
8x4+5x4 +9= 61
The name "8x4" comes from the 32 characters of the active ingredient, Hexachloridhydroxydiphenylmethan.
The answer depends on the units used for 8x4.
First you need to tell us what the units of your 8x4 blocks are. For example, feet, or inches.
29 of them. If you get 32, you won't have to cut any.
Depending on what number p represents, it is 8xp. If p = 4, then 8x4=32.