Bob and dewei had to paint a house. bob could paint twice as fast as dewei. they would take a total of 12 hours to paint the entire house together. how long would bob take if he was to paint the house by himself?

Ben works in his dads bakery packing bagels each package can have no more then 16 bagels 3/4 of the bagels in each package are plain what other fractions could represent the part of the bagels in each package that will be plain