This is for middle school 9th grade please help me :)

2.5 milligrams is equivalent to how many grams

Acolony contains 1500 bacteria. the population increases at a rate of 115% each hour. if x represents the number of hours elapsed, which function represents the scenario? f(x) = 1500(1.15)" f(x) = 1500(115) f(x) = 1500(2.15) f(x) = 1500(215)

Apack of gum would be considered a(n) necessity luxury item small ticket item unaccountable expense