Which equation is correctly rewritten to solve for x?

Hello, myself Joyee. I am very much weak at Math and never get good at it. Though i have so many problems to ask. PLZ help me. Firstly, I need to know about this problem.

If Marie has twice as much money as Tim, who has three times as much money as William, What is the ratio of the amount of money William has to the amount of money of Marie has ?

A) 1:8, B) 1:6, C) 1:4, D) 1:2, E) 2:1

A coin is tossed 5 times in a row. What is the size of the sample space of this experiment?

3 times 7 plus 4 to the second power minus 14 divided by 2

Answer this question to get marked as barinliest!!!!

A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed costs will total $60,239
. The variable costs will be
$10.50
per book. The publisher will sell the finished product to bookstores at a price of
$25.25
per book. How many books must the publisher produce and sell so that the production costs will equal the money from sales?

I NEED HELP ASAP IT'S A UNIT TEST AND TIMED. I WILL BE SO GRATEFUL!Write a polynomial functions f(x) that contains the roots -4 and i, where i is the imaginary unit. Write your answer in standard form. Assume that the leading coefficient is 1.

Please show why. I have to "show my work." ;-;