The stem-and-leaf plot lists the number of signatures collected by different volunteers. how many volunteers collected fewer than 30 signatures

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)