Sally needs 7/8 yard of fabri. she already has 3/8 of fabric .how much fabric does she need?

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

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.