How much money should be deposited today in an account that earns 7.5% compounded monthly so that it will accumulate to $12,000 in three years? The amount of money that should be deposited is $ (Round up to the nearest cent.)​

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

Molly planted vegetables in 0.6 of her garden and flowers in the rest of it. she planted green beans in 0.4 of the vegetable section of the garden. how much of her garden was planted with green beans?