Astudent skipped a step when. he tried to convert 1020 seconds into hours, and he got the following incorrect result: 1 hour 1020 seconds 17 hours 60 minutes what conversion ratio did he skip in this multiple-step conversion?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Tan198=asin164=? how to solve this? ?