A coin contains 999 grams of nickel and 161616 grams of copper, for a total weight of 252525 grams.

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

Explain how you can find the missing fraction in 3 4/5 / (blank) 2 5/7. then find the missing fraction.