How do I express a coin as a fractional part of a dollar?

True or false look at the picture pls : /

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?