Wholesale price $3.50 per item and is sold at a retail value of $5.00 what is the gross percentage of the item?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your

Ithink i know it but i want to be sure so can you me out ?