Answer:
6.25 mm squared
Step-by-step explanation:
Because if you multiply 2.5 by 2.5 you get 6.25. To find the area of a square you multiply the two sides its the same as a rectangle.
Answer:
500
Step-by-step explanation:
If 1% is 2.5 then 100% is 250. Since 250 is half of a number, you went then multiply by 2 to double that number which is 500.
Answer:
16/81
Step-by-step explanation:
(2/3)^4 = (2/3)*(2/3)*(2/3)*(2/3)
= 16/81