You can buy 3 post cards for $5.40 , 6 post cards for $10.80 or 9 postcards for $16.20.what is the constant of proportionality for buying post cards?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

You have just applied, and have been approved for a $58,000 mortgage. the rate quoted to you by the lender is 6.1% for a 30 year fixed mortgage. determine how much of your third month’s payment goes towards the principal. $56.65 $56.93 $57.22 $57.51