Bj's game store buys video games for $30. they charge the customers $50 for the games. what is the percent markup?

(a) what was jennifer's gross pay for the year? (b) how much did she pay in state income tax? (c) the amount in box 4 is incorrect. what dollar amount should have been entered in box 4? (d) the amount in box 6 is incorrect. what dollar amount should have been entered in box 6? (e) how much was jennifer's fica tax? (f) jennifer's taxable income was $32,104. she's filing her taxes as head of household. does she owe the government more in taxes, or will she receive a refund? how much will she owe or receive?

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Ineed if you could explain and give me the answer you! this needs done