Simplify and Express the the result in power notation with positive exponents
a) 2-³×(-7)-³

Shania's test scores in 8 subjects were 88, 91, 85, 74, 69, 72, 80, and 87. shania found the middle number of her scores. which type of measure did she find?

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?

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