# 9.2 Solve money applications  (Page 5/5)

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## Practice makes perfect

Solve Coin Word Problems

In the following exercises, solve the coin word problems.

Jaime has $\text{2.60}$ in dimes and nickels. The number of dimes is $14$ more than the number of nickels. How many of each coin does he have?

8 nickels, 22 dimes

Lee has $\text{1.75}$ in dimes and nickels. The number of nickels is $11$ more than the number of dimes. How many of each coin does he have?

Ngo has a collection of dimes and quarters with a total value of $\text{3.50}.$ The number of dimes is $7$ more than the number of quarters. How many of each coin does he have?

15 dimes, 8 quarters

Connor has a collection of dimes and quarters with a total value of $\text{6.30}.$ The number of dimes is $14$ more than the number of quarters. How many of each coin does he have?

Carolyn has $\text{2.55}$ in her purse in nickels and dimes. The number of nickels is $9$ less than three times the number of dimes. Find the number of each type of coin.

12 dimes and 27 nickels

Julio has $\text{2.75}$ in his pocket in nickels and dimes. The number of dimes is $10$ less than twice the number of nickels. Find the number of each type of coin.

Chi has $\text{11.30}$ in dimes and quarters. The number of dimes is $3$ more than three times the number of quarters. How many dimes and nickels does Chi have?

63 dimes, 20 quarters

Tyler has $\text{9.70}$ in dimes and quarters. The number of quarters is $8$ more than four times the number of dimes. How many of each coin does he have?

A cash box of $\text{1}$ and $\text{5}$ bills is worth $\text{45}.$ The number of $\text{1}$ bills is $3$ more than the number of $\text{5}$ bills. How many of each bill does it contain?

10 of the $1 bills, 7 of the$5 bills

Joe's wallet contains $\text{1}$ and $\text{5}$ bills worth $\text{47}.$ The number of $\text{1}$ bills is $5$ more than the number of $\text{5}$ bills. How many of each bill does he have?

In a cash drawer there is $\text{125}$ in $\text{5}$ and $\text{10}$ bills. The number of $\text{10}$ bills is twice the number of $\text{5}$ bills. How many of each are in the drawer?

10 of the $10 bills, 5 of the$5 bills

John has $\text{175}$ in $\text{5}$ and $\text{10}$ bills in his drawer. The number of $\text{5}$ bills is three times the number of $\text{10}$ bills. How many of each are in the drawer?

Mukul has $\text{3.75}$ in quarters, dimes and nickels in his pocket. He has five more dimes than quarters and nine more nickels than quarters. How many of each coin are in his pocket?

16 nickels, 12 dimes, 7 quarters

Vina has $\text{4.70}$ in quarters, dimes and nickels in her purse. She has eight more dimes than quarters and six more nickels than quarters. How many of each coin are in her purse?

Solve Ticket and Stamp Word Problems

In the following exercises, solve the ticket and stamp word problems.

The play took in $\text{550}$ one night. The number of $8 adult tickets was $10$ less than twice the number of $\text{5}$ child tickets. How many of each ticket were sold? 30 child tickets, 50 adult tickets If the number of $\text{8}$ child tickets is seventeen less than three times the number of $\text{12}$ adult tickets and the theater took in $\text{584},$ how many of each ticket were sold? The movie theater took in $\text{1,220}$ one Monday night. The number of $\text{7}$ child tickets was ten more than twice the number of $\text{9}$ adult tickets. How many of each were sold? 110 child tickets, 50 adult tickets The ball game took in $\text{1,340}$ one Saturday. The number of $\text{12}$ adult tickets was $15$ more than twice the number of $\text{5}$ child tickets. How many of each were sold? Julie went to the post office and bought both $\text{0.49}$ stamps and $\text{0.34}$ postcards for her office's bills She spent $\text{62.60}.$ The number of stamps was $20$ more than twice the number of postcards. How many of each did she buy? 40 postcards, 100 stamps Before he left for college out of state, Jason went to the post office and bought both $\text{0.49}$ stamps and $\text{0.34}$ postcards and spent $\text{12.52}.$ The number of stamps was $4$ more than twice the number of postcards. How many of each did he buy? Maria spent $\text{16.80}$ at the post office. She bought three times as many $\text{0.49}$ stamps as $\text{0.21}$ stamps. How many of each did she buy? 30 at 49 cents, 10 at 21 cents Hector spent $\text{43.40}$ at the post office. He bought four times as many $\text{0.49}$ stamps as $\text{0.21}$ stamps. How many of each did he buy? Hilda has $\text{210}$ worth of $\text{10}$ and $\text{12}$ stock shares. The numbers of $\text{10}$ shares is $5$ more than twice the number of $\text{12}$ shares. How many of each does she have? 15 at$10 shares, 5 at $12 shares Mario invested $\text{475}$ in $\text{45}$ and $\text{25}$ stock shares. The number of $\text{25}$ shares was $5$ less than three times the number of $\text{45}$ shares. How many of each type of share did he buy? ## Everyday math Parent Volunteer As the treasurer of her daughter's Girl Scout troop, Laney collected money for some girls and adults to go to a $\text{3-day}$ camp. Each girl paid $\text{75}$ and each adult paid $\text{30}.$ The total amount of money collected for camp was $\text{765}.$ If the number of girls is three times the number of adults, how many girls and how many adults paid for camp? 9 girls, 3 adults Parent Volunteer Laurie was completing the treasurer's report for her son's Boy Scout troop at the end of the school year. She didn't remember how many boys had paid the $\text{24}$ full-year registration fee and how many had paid a $\text{16}$ partial-year fee. She knew that the number of boys who paid for a full-year was ten more than the number who paid for a partial-year. If $\text{400}$ was collected for all the registrations, how many boys had paid the full-year fee and how many had paid the partial-year fee? ## Writing exercises Suppose you have $6$ quarters, $9$ dimes, and $4$ pennies. Explain how you find the total value of all the coins. Answers will vary. Do you find it helpful to use a table when solving coin problems? Why or why not? In the table used to solve coin problems, one column is labeled “number” and another column is labeled ‘“value.” What is the difference between the number and the value? Answers will vary. What similarities and differences did you see between solving the coin problems and the ticket and stamp problems? ## Self check After completing the exercises, use this checklist to evaluate your mastery of the objectives of this section. After reviewing this checklist, what will you do to become confident for all objectives? #### Questions & Answers where we get a research paper on Nano chemistry....? Maira Reply what are the products of Nano chemistry? Maira Reply There are lots of products of nano chemistry... Like nano coatings.....carbon fiber.. And lots of others.. learn Even nanotechnology is pretty much all about chemistry... Its the chemistry on quantum or atomic level learn Google da no nanotechnology is also a part of physics and maths it requires angle formulas and some pressure regarding concepts Bhagvanji Preparation and Applications of Nanomaterial for Drug Delivery Hafiz Reply revolt da Application of nanotechnology in medicine what is variations in raman spectra for nanomaterials Jyoti Reply I only see partial conversation and what's the question here! Crow Reply what about nanotechnology for water purification RAW Reply please someone correct me if I'm wrong but I think one can use nanoparticles, specially silver nanoparticles for water treatment. Damian yes that's correct Professor I think Professor Nasa has use it in the 60's, copper as water purification in the moon travel. Alexandre nanocopper obvius Alexandre what is the stm Brian Reply is there industrial application of fullrenes. What is the method to prepare fullrene on large scale.? Rafiq industrial application...? mmm I think on the medical side as drug carrier, but you should go deeper on your research, I may be wrong Damian How we are making nano material? LITNING Reply what is a peer LITNING Reply What is meant by 'nano scale'? LITNING Reply What is STMs full form? LITNING scanning tunneling microscope Sahil how nano science is used for hydrophobicity Santosh Do u think that Graphene and Fullrene fiber can be used to make Air Plane body structure the lightest and strongest. Rafiq Rafiq what is differents between GO and RGO? Mahi what is simplest way to understand the applications of nano robots used to detect the cancer affected cell of human body.? How this robot is carried to required site of body cell.? what will be the carrier material and how can be detected that correct delivery of drug is done Rafiq Rafiq if virus is killing to make ARTIFICIAL DNA OF GRAPHENE FOR KILLED THE VIRUS .THIS IS OUR ASSUMPTION Anam analytical skills graphene is prepared to kill any type viruses . Anam Any one who tell me about Preparation and application of Nanomaterial for drug Delivery Hafiz what is Nano technology ? Bob Reply write examples of Nano molecule? Bob The nanotechnology is as new science, to scale nanometric brayan nanotechnology is the study, desing, synthesis, manipulation and application of materials and functional systems through control of matter at nanoscale Damian Is there any normative that regulates the use of silver nanoparticles? Damian Reply what king of growth are you checking .? Renato What fields keep nano created devices from performing or assimulating ? Magnetic fields ? Are do they assimilate ? Stoney Reply why we need to study biomolecules, molecular biology in nanotechnology? Adin Reply ? Kyle yes I'm doing my masters in nanotechnology, we are being studying all these domains as well.. Adin why? Adin what school? Kyle biomolecules are e building blocks of every organics and inorganic materials. Joe how did you get the value of 2000N.What calculations are needed to arrive at it Smarajit Reply Privacy Information Security Software Version 1.1a Good A soccer field is a rectangle 130 meters wide and 110 meters long. The coach asks players to run from one corner to the other corner diagonally across. What is that distance, to the nearest tenths place. Kimberly Reply Jeannette has$5 and \$10 bills in her wallet. The number of fives is three more than six times the number of tens. Let t represent the number of tens. Write an expression for the number of fives.
What is the expressiin for seven less than four times the number of nickels
How do i figure this problem out.
how do you translate this in Algebraic Expressions
why surface tension is zero at critical temperature
Shanjida
I think if critical temperature denote high temperature then a liquid stats boils that time the water stats to evaporate so some moles of h2o to up and due to high temp the bonding break they have low density so it can be a reason
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Need to simplify the expresin. 3/7 (x+y)-1/7 (x-1)=
. After 3 months on a diet, Lisa had lost 12% of her original weight. She lost 21 pounds. What was Lisa's original weight? By John Gabrieli By P. Wynn Norman By Rachel Carlisle By Brooke Delaney By Richley Crapo By OpenStax By Courntey Hub By OpenStax By OpenStax By OpenStax