. A student took 60 minutes to answer a combination of 20 multiple-choice and extended-response questions. She took 2 minutes to answer each multiple-choice question and6 minutes to answer each extended-response question. a. Write a system of equations to model the relationship between the number of up multiple choice questionsm and the number of extended-response questions r. b. How many of each type of question was on the test?

Q: The manager of a zoo wants to feed the gorillas a diet high in protein but low in calories from a…

A: Given: BroccoliBananaProtein (gms/cup)2.51.6calorie(gms/cup)34133Aim: number of cups of broccoli, x…

Q: A graphic design firm placed two orders for computers from Apple Inc. For their web design…

A: Web design department order = 2*(15-inch Mac book pro laptop) + 3*(Mac pro quad-core desktop)…

Q: 11. If a system of equations has no solution, what does the graph look like? O A. Intersecting Lines…

A: System of equations       A set of simultaneous equations, its called system of equation

Q: A system with parallel lines has an infinite number of solutions. O True O False

A: Two parallel line never intersect each other.

Q: A car rental agency in a major city has a total of 2200 cars that it rents from three locations:…

A: please see the next step for solution

Q: The following table shows the amount spent by four U.S. airlines to fly one available seat 1 mile in…

A:

Q: ii) For a system of 4 distinguishable particles to be distributed in two similar compartments, the…

A: The total number of ways of distributing n things in k boxes is given by Ckn Therefore here there…

Q: An instructor wants to create a test that has true-false questions, multiple choice question and…

A: Solution

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A: Given:The charge for each seat in the lower section = $90,The charge for each seat in the upper…

Q: Máxim has been offered positions by two car dealers. The first company pays a salary of $10,000 plus…

A: The total cars would need to be sold to make the total pay the same is 20.

Q: Each weekend during the summer, Ethan allocates his available time as follows: Working at the…

A: Let H denote the event of Working at the homeless shelter . So, P(H) = 0.4 F denote the event of…

Q: A survey made in one school obtained the next results: 86 students train football, 40 students train…

A: Since only one(first) of the multiple questions are answered if it is not mentioned which one one to…

Q: 17 Consider the following system of equations, and find its solution. y = x-6 y = -x- 4 A (1,5) B…

A: 17. The system of equations are : y = x-6                                         ........(1) y =…

Q: You manage a paint store that mixes three popular colors of paint: Superhero Gray, Bermuda Sand, and…

A:

Q: how many empty seats did each of these three airlines carry on its flight?

A: Assume that x be the no. of empty seats carried by American airline. Then, the no. of empty seats…

Q: With the start of school approaching, a store is planning on having a sale on school materialsThey…

A: Total note books = 600 Total folder = 500 Total pen = 400 Let first type package number = x Second…

Q: Set up a system of linear equations to represent the network shown in Figure. Then solve the system.

A:

Q: Solve the following system of equations: y = x +5x + 10 2x +y = 10 %3D O (-7, -24) and (0. -10) O…

A: Given equations are:y=x2+5x+10       ---- Equation 12x+y=10             ---- Equation 2Eq 2 can be…

Q: The average electrician and plumber's hourly rates are $33.00. One day contractor hires electrician…

A: let the hourly rate of electrician be x  let the hourly rate of plumber be y  the average hourly…

Q: You are choosing between two different cell phone plans. The first plan charges a rate of 25 cents…

A:

Q: an audotorium has three diifferent classrs of seats: center seats cost $155, side seats cost $70,…

A: To find the mix of seating in the auditorium?

Q: solve each problem by setting up and solving an appropriate system of equations. Suppose that on a…

A: Consider the cost of tennis ball be 'x' and the cost of golf balls is 'y'.

Q: At a college production of a play, 480 tickets were sold. The ticket prices were $8, $10, and $12,…

A: To determine the number of tickets of each type sold.

Q: Based on the attached bar graph of milk fat percentages in three different dairy products, how many…

A: Given: Based on the attached bar graph of milk fat percentages in three different dairy products,…

Q: You are at the store, and are trying to remember how much bread, meat, and cheese you were supposed…

A: Question is solved.

Q: A large corporation has five divisions. Two of the divisions had earnings of $2,300,000 each. The…

A:

Q: What is the solution to the following system of equations?

A: We can find the solution of the graph as below.

Q: Earl is ordering supplies. Yellow paper costs $5.00 per ream while white paper costs $6.50 per ream.…

A:

Q: One group of people purchased 10 hot dogs and 5 soft drinks at a cost of $12.50. A second group…

A:

Q: Solve the linear system Ax-b, and find all factors P,L,U,D,U' and A-1 4 2 15 10 8 -2 1 8) -14]

A: Given system of equation is written as, AX=B. 25461510-218xyz=28-14 Crammer's Rule: For system of…

Q: A certain brand of tea bags comes in packages of 5, 10, and 20 sachets, costing $5, $9, and $15 per…

A: We construct a system for the given information by considering variables x, y and z.

Q: Solve the following system of equations. 5x + y = 2 4x – 3y = -2 4 18 19 19 4 18 x = - 19 19 4 18 19…

A:

Q: 3. What is the solution to a system with parallel lines?

A: As parrallel lines never cross ,and there is no interaction between them

Q: Which of the following diagrams represents the solution to this system of equations: [1 2 0 17 0 0…

A:

Q: You are choosing between two different cell phone plans. The first plan charges a rate of 25 cents…

A:

Q: The school athletic director had a budget of $703.55 to purchase 55 items for the volleyball team.…

A: Let x denotes the number of uniforms purchased, y denotes the number of volleyball balls purchased…

Q: Given the system of equations

A: Given, the system of equations                            4a-2b+11c+3d=206a+3b-2c+15d=25…

Q: Earl is ordering supplies. Yellow paper costs $4.00 per ream while white paper costs $7.50 per ream.…

A:

Q: (a) During MCO, a bookstore sold 3 units of dictionaries, and 3 units of comics, and purchased 2…

A: Given: On day 1: a bookstore sold 3 units of dictionaries, and 3 units of comics, and purchased  2…

Q: 13. A hotel rents a double-occupancy room for $20 more than a single- occupancy room. One night, the…

A: A hotel rents a double-occupancy room for $20 more than a single-occupancy room.one night, the hotel…

Q: cell phone company has the following cost, C(x), and revenue, R(x), functions:  C(x) = 8x^2 - 600x…

A:

Q: 17. What is the solution set to the following system? (- { x+y= 5 12²+y² = 25 %3D O (0, -5), (-5, 0)…

A:

Q: Which ordered pair is included in the solution set to the following system? y x2 – 2x + 8…

A:

Q: Cannot solve

A:

Q: Which situation below does NOT represent a multiplicative relationship?  a There are three times as…

A: Here c is not represent a multiplicative relationship

Q: A 6000​-seat theater has tickets for sale at ​$28 and ​$40. How many tickets should be sold at each…

A:

Q: Which of the following regions (1, II, III, or IV) formed by the intersection of two linear…

A: We can find the area as below.

Q: amie has just completed her second semester in college. She earned a grade of A in her 1​-hour…

A:

Q: A cable television company has 8000 subscribers in a suburban community. The company offers two…

A: