The graph of the function f(x)=1x+5+12 is a transformation of the graph of the function g(x)=1x by

Can you me find the missing length. i attached an image.

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches. approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top