Astore owner buys cell phones of $40 dollars and marks up the price 25% how to find the price at witch she sells the cell phones

Of the ones listed here, the factor that had the greatest impact on the eventual destruction of native americans' ways of life was the development of the a) automobile. b) highway. c) railroad. d) steamboat.

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Can some one explain this i got sent this. is this a threat i’m scared