Drinking 7 fluid ounces of milk provides 236.25 milligrams of calcium. how many fluid ounces of milk are required to provide 67.5 milligrams of calcium? round to the nearest tenth.

What is the value of the expression below? (81^2)^1/8

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.