Help only right awnsers same as last one more points

2-digit numbers less than 91 which are 1 less than a multiple of 10

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?