Which statement correctly compares the digits in 5.55?

a. 5 is 10 times as much as 0.05

b. 0.5 is 1/10 of 5

c. 0.05 is 1/10 of 5

d. 5 is 20 times as much as 0.05

Rewrite the following without an exponent. (5/8)-1

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?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square