Me fast i need

kerry bought a pair of athletic shoes for $45. she also bought a pair of colorful shoelaces for the shoes for $4.

what percent of the total amount that kerry paid was the price of the shoelaces? round to the nearest tenth of a percent, if necessary.

a.
8.2%

b.
8.9%

c.
9.8%

d.
11.3%

Which will form a composite function?

Julia bought 7 hats a week later half of all her hats were destroyed in a fire. there are now only 12 hats left with how many did she start

Brittany has designed four different birdcages, each with the same volume: a square pyramid, a cylinder, a cone, and a sphere. the zoo wants to use one of brittany’s designs but plans to change the volume of the cage. find the design change that would result in the birdcage with the greatest volume. a.) increase the area of the base of the square pyramid by a factor of ten. b.) increase the height of the cylinder by a factor of ten. c.) increase the radius of the cone by a factor of ten. d.) increase the radius of a sphere by a factor of ten.