Mary poppins runs a baby-sitting service. she charges an initial fee of $75 plus $13.72 per hour. mrs. doubtfire runs a rival service and charges an initial fee of $46 plus $18.41 per hour. for what number of hours will the two babysitters charge the same mount. (round to the nearest hundredth)

Can somebody me out with this question

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?