12. Barbara is visiting another county and wants to know the sales tax rate. She just bought a pair ofshorts for $22 and paid $1.87 in sales tax.(a) What tax will she pay if she buys sunblock for $8? (b) What is the sales tax rate?(c) Write a function equation that computes the tax as a function of the item price.

We have to find the sales tax rate and the function.For this first we will find the tax rate on the…

Answered: 12. Barbara is visiting another county…

Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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Similar questions

A. $50.38 B. $41.98 C. $38.96
please help with the two.
Rolf's Golf store sells golf balls for $35 per dozen. The store's overhead expenses are 28% of cost and the owners require a profit of 21% of cost. a. How much does Rolf's Golf store buy the golf balls for? per dozen Round to the nearest cent. b. What is the price needed to cover all the costs and expenses? Round to the nearest cent. c. What is the highest rate of markdown at which the store will still break even? Round to two decimal places. d. What markdown rate would price the golf balls at cost? Round to two decimal places.
Suppose that the luxury sales tax rate in a foreign country is 19%. A very wealthy socialite bought a diamond tiara for $244,000. How much tax does she pay?
The drive thru at the McDonalds near Jackie's home is open. Each morning, Jackie stops to get breakfast. which costs her $5.00 per morning. She works five days a week, and makes $80 per day. At that rate, what fraction of her weekly income is spent on breakfast? a.) Jackie's total weekly income. b.) Fraction of Jackie's weekly income that she spends on breakfast. (Fully reduce the fraction.)
2 3 1 2) Jacque purchases 10 sheets of plywood at Home Depot. The cost of the plywood is $28.67 per sheet. Jacque has a $50.00 gift card to use. He also has to pay sales tax on the cost of the wood. The sales tax is 6.25 percent. How much will this purchase of wood cost including tax? !
15. Ty'Asia bought a purse for $90 (cost without sales tax). The sales tax was $5.85. What was the sales tax rate?
2. A saleswoman will receive 35% commission of her total sales. She makes a total of $6,000. What is the commission that she will receive?
3. Rhadika earns $600 per week and lives alone in a 1-bedroom apartment. Her monthly rent is $550. What percent of her month's income is spent on rent? Assume a 4-pay month.
Help …… . …..

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12. Barbara is visiting another county and wants to know the sales tax rate. She just bought a pair of shorts for $22 and paid $1.87 in sales tax. (a) What tax will she pay if she buys sunblock for $8?