three alarms clock rang at intervals of 4,12, and 20 minutes respectively if they start ringing together after how much time will they next ring together ​

Find the length of cu, the triangles are similar.

What is the value of y? round to the nearest tenth

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules