Bill and Bob cycle in opposite directions. Bill cycles at 12 km/h and Bob cycles at 13 km/h. Bill starts 2 hours before Bob does.
From the time Bob begins cycling, how long does it take for
them to be 99 km away from each other?
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Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Shryia read a 481 -page-long book cover to cover in a single session, at a constant rate. after reading for 1.5 hours, she had 403 pages left to read. how fast was shryia reading? pages per hour how long did it take her to read the entire book? hours plz i realy need this

According to the data set, where should the upper quartile line of the box plot be placed?