What is the answer to the joke why do plants hate math?

What is algebraic symbols of 8 subtracted from thrice a number? What is the dividend twenty divided by 4 equals 5? What 18u -5u? What is the smallest 12-digit odd number? is this statement true of false if point P is not on line L, the rhombus method can be used to construct a line M that is parallel to line L through P.? Convert minus 170 degrees C to F? How many brothers and sisters does Alison Lester have? What would be a terminating decimal for between -0.5 and -0.3? How could you determine whether a sum of numbers such as 127 plus 38 is even or odd? How many hrs is 326 miles? Is the square root of 145 a rational number? What is 14.6 as a fraction.? What is the meaning of pass on the pennies? What is a two dimensional shape whose diagonals are equal in length? What is 84 divide by 112? What is 10.1 divided by 9.40? What is the molecular geometry of H2O? What year was steel used for making pennies? What is a 7 sidedshape called? How many times do 2 go into the number 24?