Apitcher is 30 years old, and a vase is 22 years old. how many years ago was the pitcher twice as old as the vase?
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How many of the 250 grandparents in the population would you expect to prefer online shopping with merchant a? merchant a: 4 merchant b: 6 merchant c: 2 merchant d: 3 other: 5 none: 5 answer choices: a.about 4 b.about 8 c.about 40 d.about 21

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours