In 1819, the united states purchased florida from spain for
$5 x 106. the area of florida is about 6.6 x 104 square miles.
which key strokes on a calculator will give the cost the
united states paid for each square mile of florida?
a) 6.6ee4×
b) 6.6ee4÷5ee6
c)5ee6×6.6ee4
d)5ee6÷6.6ee4

Which formula gives the area of a triangle? a=1/2(b+h)

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Mexico city, mexico, is the world's second largest metropolis and is also one of its fastest-growing cities with a projected growth rate of 3.2% per year. its population in 1991 was 20,899,000 people. use the formula p = 20.899e0.032t to predict its population p in millions with t equal to the number of years after 1991. what is the predicted population to the nearest thousand of mexico city for the year 2010?