A video store’s regular price of a video is $25.95, and it’s on sale for 25% off. What is the cost of the video after the discount is applied? A.$32.44
B.$6.49
C.$19.46
D.$25.75
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Can someone me with my math problem pls my teacher is on my back about this

If you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood?

The temperature of a chemical solution is originally 21 ? c . a chemist heats the solution at a constant rate, and the temperature of the solution 75 ? c after 1212 12 minutes of heating. the temperature, tt t , of the solution in ? c is a function of x , the heating time in minutes. write the function's formula.