If the product of two positive fractions a and b is 15/56, find three pairs for possible values for a and b

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?