Bruno digs them up one day and finds that he has between 30 and 50 bones he counts his bones by putting them into piles of 4 bones and finds he has 3 bones left over he counts them by putting them into piles of 7 bones and finds that he only has 1 bone left over how many bones did he have

Which of the following parabolas opens up?

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)