kayelynn003
19.06.2020 •
Mathematics
The Used Books Emporium is having a big sale, where the prices of all the books in stock are discounted by the same percentage. If a book that originally cost $\$15$ is now being sold for $\$4$, how many dollars will a book that was originally $\$21$ sell for? Express your answer as a decimal.
Solved
Show answers
More tips
- C Computers and Internet How to Check the Speed of My Internet?...
- H Health and Medicine 10 Ways to Cleanse Your Colon and Improve Your Health...
- W Work and Career How to Write a Resume That Catches the Employer s Attention?...
- C Computers and Internet Е-head: How it Simplifies Life for Users?...
- F Family and Home How to Choose the Best Diapers for Your Baby?...
- F Family and Home Parquet or laminate, which is better?...
- L Leisure and Entertainment How to Properly Wind Fishing Line onto a Reel?...
- L Leisure and Entertainment How to Make a Paper Boat in Simple Steps...
- T Travel and tourism Maldives Adventures: What is the Best Season to Visit the Luxurious Beaches?...
- H Health and Medicine Kinesiology: What is it and How Does it Work?...
Answers on questions: Mathematics
- M Mathematics Help please due soon...
- M Mathematics Joyce drives from Louisville to St. Louis which is 260 miles in 4 hours. How many miles can she drive in 10 hours...
- M Mathematics DUE TODAY Write an equation in slope-intercept form of the line that passes through the points (-3, -2) and (-2, -3). Type your answer with no spaces (ex: y=-8x+1)....
- B Biology What are 3 differences between the 3 types of macromolecules...
- E English Now lok what i found here bakugo x marrinette IM DYING...
- M Mathematics 9 divided by 2/3 equals...
Ответ:
5.60
Step-by-step explanation:
Let p equal the new price, in dollars, of the book that originally cost $21. Since we know that the prices of both books are discounted by the same percentage, we can set up the ratio p/21 =4/15
So,
p= 4/15*21
and p=5.60
Ответ:
n > 5
Step-by-step explanation:
3.5n > 17.5, or
n > 5