Olivia Thoms sells surplus books to bookstores. She is paid a weekly commission of $1.50 each on the first 50 books she sells, $1.75 each on the
next 100 books, and $2 on any books she sells over 150. Last week she sold 225 books.
What was her commission for the week?

b

step-by-step explanation:

u take $75 minus $60.the anwer/original($75)multiply by 100

7.25

step-by-step explanation:

we know that 7 equals to 7.0. we also know that 1/4=0.25. so we can add the two together and we get 7.25

a triangular prism is a 3 dimensional shape composed of triangles and rectangles. it is made from two triangular bases and three rectangular sides.  

need more detail

step-by-step explanation:

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