A 9-ounce box of strawberry gelatin costs $0.90, and a 6-ounce box costs $0.42. What is the difference in cost (per ounce) between the larger and the smaller boxes?

Which statement is true? the given sides and angles cannot be used to show similarity by either the sss or sas similarity theorems. the given sides and angles can be used to show similarity by the sss similarity theorem only. the given sides and angles can be used to show similarity by the sas similarity theorem only. the given sides and angles can be used to show similarity by both the sss and sas similarity theorems.

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?