luciana was making $10 per hour. she just got a raise and now makes $10.50 an hour. what was the precent increase in her hourly wage??​

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.

Aculture started with 2,000 bacteria. after 8 hours, it grew to 2,400 bacteria. predict how many bacteria will be present after 19 hours . round your answer to the nearest whole number. p=ae^kt

What are the solutions of the equation x4 + 6x2 + 5 = 0? use u substitution to solve.