What you can do is multiply 400*20= 8,000. From here, we know that 399*20 is just one less group of 20 than 400. Therefore, we can subtract (1*20) from 8,000 to get the final answer.
8000-20=7980
Hope this helps!
Answer: can you put a picture
Step-by-step explanation:
Answer:
12 cubic ft.
Step-by-step explanation:
A=bh=4(3)=12 ft^3
20% decrease Z z. Z xx. X
Answer:
Rational
Step-by-step explanation:
I hope this helped!
