30 for the first and 83.5 for the second
Answer:
Step-by-step explanation:
I’m not too good with this but the answer should be 87.5
Answer:
190 square foot
Step-by-step explanation:
School yard = 950 square foot
20% of school yard for student to start garden
Therefore
20/100 x 950
= 190 square foot
Answer:
452.38934 yd^3
Step-by-step explanation:
<span>Let R=A AND (NOT B)] OR (NOT B)
If A=T, B=T
then ~B=F,
A and ~B = F
So R=F
If A=T,
B=F
~B=T
A and ~B=T
so (A and ~B) or ~B = T
etc.</span>