Clarissa recieved a $15 itunes gift card to download music for her ipod. Each song costs $3.

Q: Susan Marciano invested part of her $20,000 bonus in a fund that paid an 11% profit and invested the…

A: To find the amount of each investment

Q: Bianca bought a couch for $599 (before taxes), which included a $150 manufacturer coupon. How much…

A: retailer will receive ammount = selling price - coupon

Q: Tammy made $252 for 12 hours of work. At the same rate, how much would she make for 7 hours of work?…

A:

Q: Mr. Thorbes bought a new journal for his poetry.  If the journal normally cost $22 but was on sale…

A: Given: Mr. Thorbes bought a new journal for his poetry. The journal normally cost $22 but was on…

Q: Serena had 5 pounds of dog food to split between 8 dogs

A:

Q: When purchasing ink for her printer, Mildred used a $4.75 coupon, and she paid $2.19 in sales tax.…

A: To find the amount she paid including tax

Q: Alejandro bought a television set for $900 and paid a sales tax of 8%. How much did he pay for the…

A:

Q: Matthew purchased a desk that was on sale for 45% off the original price of $480. If the sales tax…

A: Given original price of the desk=$480off percentage in sale =45%

Q: Devon and her seven friends decided to buy similar t-shirts costing $5.75 each. If the store gave…

A:

Q: Evan used half of his paycheck for his car payment, then $125 for groceries. If he h $215 left, how…

A: Consider x as the paycheck amount. Half of paycheck Evan use for car payment = 12x For grocery = 125…

Q: Find the price of a $28 bicycle helmet after a discount of 15%

A:

Q: Ronnie charged his customers a flat fee of $25 to fix computers. Then he charged $30 for each hour…

A:

Q: Adam mailed a package at the priority mail rate $0.25 for the first ounce and $0.20 for each…

A: To Determine: Adam mailed a package at the priority mail rate $0.25 for the first ounce and $0.20…

Q: A store pays $24 for an item and has a markup rate of 125%.  What is the retail cost of the item?…

A:

Q: Jacob paid 120 for a Portable e-book redo that was 80% of the original price. what was the original…

A: Given: 80% of original price = 120…

Q: Eric returned from a trip to las vegas with $300.00 which was 50% more than he had at the beginning…

A: Assume that at the beginning Eric have $x.So 50% of x = x/2

Q: Isaac started a new job where he earned 12% commission off his sales. How much commission would he…

A: Isaac started a new job where he earned 12% commission off his sales. We need to find how much…

Q: Bryce measured the floor of his storage unit, which is

A: The floor of his storage unit, which is

Q: After a 40% discount, the cost of a radio ₱471. What is the original price of the radio?

A:

Q: A shirt is on sale for 25% off. Sandy paid $7.50 for the shirt. What was the shirt's regular price?

A: The discount rate on the shirt is: 25% The amount that Sandy paid for one shirt is:  $7.50

Q: Kevin bought a bicycle at a discount of 15%. If the discount was $ 456, find the original price of…

A:

Q: Martin bought 3 pairs of shoes at P240 each pair and 3 pieces of t shirts at P300 each. How much did…

A:

Q: Marie makes a base monthly salary of 10,000.00 and gets 5% of her total sales. If Marie got a total…

A: Base monthly salary = 10000.00 Total salary she got = 15000.00 Bonus money she get due to sale she…

Q: "Carole’s new job will pay $3,525 per month, but about 30% will be withheld for taxes. Estimate her…

A:

Q: Tim bought a soft drink for 2 dollars and 6 candy bars. He spent a total of 20 dollars. How much did…

A:

Q: A student at the University of New Orleans makes money by buying and selling used cars. Charles…

A:

Q: Fred bought a soft drink for 3 dollars and 6 candy bars. He spent a total of 21 dollars. How much…

A: It is given that the price of a soft drink is 3 dollars and Fred spent a total of 21 dollars. We…

Q: Zach earns $1,400 plus 15% commission of his sales every month. What was Zach's total sales for a…

A:

Q: Sam Mathius invested part of his $10,000 bonus in a fund that paid an 11% profit and invested the…

A: Let x - equals amount he invested in the fund that p aid 11% profit.       y - equals the amount…

Q: Kevin made $144 for 9 hours of work. At the same rate, how much would he make for 12 hours of work?

A: At first we find rate of Kevin work. Kevin made $144 for 9 hours of work,  another way we say that…

Q: Martin bought 3 apples for $1.05. What is the cost of each apple?

A:

Q: Bill works at a weekend convention by selling copies of a book. He receives a $2 commission for each…

A: The commission rate of Bill for each copy is $2. The amount of commission he got on Saturday by…

Q: Renee is traveling to Mexico and needs to exchange $720 into Mexican pesos.  If each dollar is worth…

A:

Q: Marie purchased a $49.00 gift for a baby shower. She uses the coupon that offers 30% off. How much…

A:

Q: Mark is paid a 3% commission on each car that he sells. If Mark sells $220,000 in cars. what is his…

A: Given, Mark is paid a 3% commission on each car that he sells.  Mark sells  $ 220,000 in cars  We…

Q: Keith bought a soft drink for 4 dollars and 9 candy bars . He spent a total of 31 dollars . How much…

A: Given :  Keith bought a soft drink for 4 dollars and 9 candy bars . He spent a total of 31 dollars .…

Q: The price of Veronicas meal before tax and tip was $11.92.Veronica paid 8% tax, then added 15% tip…

A:

Q: The pet store sells 16 crickets for 4 dollars.

A:

Q: Alejandro bought a TV for $900 and paid a sales tax of 8%. How much did he pay for the TV?

A: Total Cost = Actual cost + sales tax

Q: ​Don, an office equipment sales​ representative, earns a weekly salary plus a commission on his…

A: Assume that x be the weekly salary and y be the commission rate. Then from the given data formulate…

Q: Robert bought a used car for 1,500.00.If the sales tax is 5%, what will be the total that Robert had…

A:

Q: Each week Rosa receives a salary of 200 dollars plus a 6 percent commission on her total sales. To…

A:

Q: John needs a computer for his summer class. The computer costs $385 dollars but he gets a 30%…

A: Given Computer costs = $385 Total Discount = 30%

Q: Jose receives a monthly salary of $2,880. His annual salary is raised by 7%. What is his new annual…

A: Given ,  Jose receives a monthly salary of $ 2,880. His annual salary is raised by 7%.  We have to…

Q: At the start of the month, Stephen’s savings account had a balance of $1,624. He made a $420…

A:

Q: did

A:

Q: After a 20% mark up you purchase a new painting for $624 what was the original price of the…

A:

Q: For a cost of P 100.00, a box of apples was jointly purchased by Maria, Elena and Ana.

A: Let the amount contributed be Meria(M), Elena(E) and Ana(A) respectively.…

Q: A real estate agent received a 6% commission on the selling price of a house. If his commission was…

A:

Q: how much would one slice of pizza cost.

A: Given, Cost of 3 slices of pizza is $4.50 Total cost=$4.50 Total slices= 3 So, In order to find the…

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.