How can you use a quick picture to solve 3 x 2.7

the expression (1.26)2t reveals the approximate rate of increases in the number of plants semiannually.

hope this : )

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.