Which expression is equivelent to 4^4 x 4^-9?

4^13

4^5

1/4^13

1/4^5

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

700 miles the train takes 5 hours to a travel the distance at what unit rate is the train traveling?