# Questions on Word Problems: Linear Equations And Systems Word Problems answered by real tutors!

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 Linear Solvers Practice Answers archive Word Problems Lessons In depth

 Question 618398: Tracy needs to find the length and width of the equipment storage room where she works. The room is 2 meters longer than it is wide. its perimeter is 24 meters. find the width in meters Click here to see answer by ewatrrr(10682)

 Question 618364: Question: find the solution set for the linear equation y=-3x+5 Click here to see answer by richwmiller(9143)

 Question 618342: A rental company charges \$20 to rent a jeep for one day, plus \$4 for every 100 miles (or portion of 100 miles) that it is driven. Graph the ordered pairs (m,c), where m represents the miles driven and c represents the cost. Find the cost if the car is driven 275 miles in one day. Click here to see answer by richwmiller(9143)

 Question 618743: how do you write a demand equation using the form p=mx+b? Suppose that we learn that when the membership fees are \$20 annually, we have 11 people sign up to be members. We charge \$10 per month, we have 7 people sign up. Click here to see answer by stanbon(57377)

 Question 619158: The horse rescue's only means of support is fundraising and donations. In a given month the rescue will hold several fund raisers at restaruants that will donate 20% of the food sales on a given evening to the rescue. If we have 17 horses in a given month how much would the restaurants have to make in sales for us to break even Click here to see answer by dragonwalker(72)

 Question 619174: seven times a two digit number is the same as four times the number obtained on interchanging the digits of the given number . if one digit of the given number exceeds the other by 3,find the number. Click here to see answer by ankor@dixie-net.com(15659)

 Question 619173: an amount is distributed equally among a certain no. of students.if there are 8 students less,everyone will get Rs.10 more. if there are 16 students more, each will get Rs.10 less. what is the no. of students and the amount each gets? what is the total amount distributed? Click here to see answer by ankor@dixie-net.com(15659)

 Question 619229: Andy travels 315 km, half as much time by car 60km/h as by train at 75km/h. How long did he travel by each mode? Click here to see answer by ankor@dixie-net.com(15659)

 Question 619272: A roofer requires 15 hours to shingle a roof. And apprentics roofer can do tthe job in 21 hours. How long would it take to shingle the roof if they work together? Click here to see answer by stanbon(57377)
 Question 619272: A roofer requires 15 hours to shingle a roof. And apprentics roofer can do tthe job in 21 hours. How long would it take to shingle the roof if they work together? Click here to see answer by Theo(3464)

 Question 619206: an employment agency specializing in temporary help pays \$129 per day and general laborers \$82 per day. if thirty-one people were hired and the payrolll was \$3952. how many heavy operators were employed? how many laborers? Click here to see answer by ankor@dixie-net.com(15659)

 Question 619292: The stopping distance,s,of a car varies directly as the square of its speed,v. If a car traveling 30mph requires 58ft to stop, find the stopping distance if the car is traveling at 60 mph. Click here to see answer by ankor@dixie-net.com(15659)

 Question 619432: The States C and D spend a total of \$55.4 million for tourism. The state C spends \$2.4 million more than the state D. Find the amount that each state spends on tourism. Click here to see answer by ewatrrr(10682)

 Question 619419: The sum of 3 times a number and twice another number is 120. Twice the first number plus 4 times other number is 64. Calculate both numbers 2. The sum of 2 numbers is 64 and 3 times the difference is 30. Click here to see answer by ewatrrr(10682)

 Question 619705: eggs are sold in boxes. A small box holds 6 eggs. A large box holds 12 eggs. Uzma buys x small boxes of eggs and Y large boxes of eggs. a)Write down an expression, in terms x and y,for the total number of eggs that Uzma buys thank you i have been struggling with these sort of questions :) Click here to see answer by MathTherapy(1425)

 Question 619812: suppose that two hoses are working together to fill a swimming pool.one of the hoses can fill the pool alone in 7 hours the other can fill the pool alone in 12 hours how long would it take both hoses to fill the pool together? Click here to see answer by ewatrrr(10682)

 Question 619816: In the year 1995, there were 25 million cell phone users. In the year 2005, there were 175 million cell phone users. If the growth in the number of cell phone users is linear, estimate the number of cell phone users in the year 2015. Let t=0 correspond to 1995. Please, any help appreciated! thanks! Click here to see answer by ewatrrr(10682)

 Question 619771: A teller gave a customer change for \$500 bills in \$5, \$10,\$20 bills. Three are twice as much 10 bills as \$20 bills altogether there are 40 bills. How much of each bill did the customer get Click here to see answer by ankor@dixie-net.com(15659)

 Question 619776: At 9 am a car leaves a city traveling west. An good and half later a faster car leaves the same city traveling east. At 2 pm the two cars are 410 miles apart. If the slower car travels at 2/3 the speed of the faster car, what is the speed of the fast car Click here to see answer by ankor@dixie-net.com(15659)

 Question 619967: batman forever grossed \$52.8 million on its opening weekend and had one of the most succesful movie launches in history. if batman forever accounted approximately 53% of all box office receipts that weekend, what were the total box office receipts Click here to see answer by dragonwalker(72)

 Question 620069: A jeweler has five rings, each weighing 18 grams made of an alloy of 10% silver and 90% gold. He decides to melt down the rings and add enough silver to reduce the gold content to 75%. How much pure silver must be added for the mixture to have a gold content of 75%? Click here to see answer by ankor@dixie-net.com(15659)

 Question 620304: One number exceeds another by 26. The sum of the numbers is 64. What are the numbers? Click here to see answer by Alan3354(30993)

 Question 620820: 9. Your teacher is giving you a test worth 100 points containing 25 questions. You are told there are 3-point and 8-point questions on the test. How many of each type are on the test? Click here to see answer by ewatrrr(10682)
 Question 620820: 9. Your teacher is giving you a test worth 100 points containing 25 questions. You are told there are 3-point and 8-point questions on the test. How many of each type are on the test? Click here to see answer by math-vortex(472)

 Question 620905: For a trial run of moped; its tanked was filled with 15L fuel, (hint 0 hours). After 2 hours of riding on the test track, 12L of fuel remained. How do I find the independent and dependent variables? How do I find the slope and y intercept? Click here to see answer by solver91311(16897)

 Question 620977: How can I turn this rational expression into a linear expression? d=70+60*(t +0.5) Thank you Click here to see answer by solver91311(16897)

 Question 621117: given that y varies with x, write the linear function relating the two variables. y=8 when x=72 how do i write the linear function.? Click here to see answer by nerdybill(6962)

 Question 621228: a number has 2 digits. the unit digit is 3 times the tens digit. if the digits are reversed the new number formed is 36 more than the original number. find the original number. Click here to see answer by math33(31)

 Question 621325: Maria and Charlie can deliver 40 papers in 4 hours. How long would it take them to deliver 44 papers? Click here to see answer by josmiceli(9697)

 Question 621231: 6 times the sum of the digits of a two digit number is 1 less than the number obtained by reversing its digits. what is the product of its digits Click here to see answer by ankor@dixie-net.com(15659)

 Question 621577: johnston and betsy waring have a jar containing 80 coins all of which are either quarters or nickels.The total value of the coins is \$14.60. How many of each type of coin do they have? Click here to see answer by josmiceli(9697)

 Question 621583: A charity fundraiser consisted of a spaghetti supper where a total of 387 people were fed. They charged \$6.80 for adults and half price for children. If they took in \$2444.60, find how many adults and children attended the supper. Click here to see answer by Maths68(1474)

 Question 621738: Twice a number increased by 5 is 17. Find the number. Click here to see answer by ewatrrr(10682)

 Question 621788: (12m[to the third]/3y)[squared] x 1/6m[squared] ^Friend of mine asked me to solve this, and I really don't want to... If anyone would like to help me out that'd be great. Click here to see answer by Alan3354(30993)

 Question 622108: A lake is being emptied at a rate that will leave it empty after 16 weeks, while being filled by a river that will fill it in 25 weeks. How long will it take to empty the lake? Click here to see answer by Alan3354(30993)

 Question 622124: I'm working on my exam review and I can't figure out how to do this question. The question is: a trolley loaded with 6 small cans of paint has a mass of 15.7kg. When 5 more cans are added, the mass becomes 21,7kg. Let M kilograms represent the mass of the trolley and n kilograms the mass of a small can of paint. Determine the mass of a small can of paint and the mass of the trolley. In order to solve this I need to use substitution or elimination. Click here to see answer by vleith(2825)

 Question 622209: A radio advertiser buys time during prime time at \$243 per minute and at late night time at \$27 per minute. He bought three times as much late night time than for prime time, and spent \$2268. How many minutes at each rate did he buy? -the answer should be 7 minutes of prime time and 21 minutes of late night time, but I can't figure out how to do the math. Click here to see answer by solver91311(16897)

 Question 622265: Aki's Bicycle Design has determined that when x hundred bicyles are built, the average cost per bicycle is given by , where C(x) is in hundreds of dollars. How many bicycles should the shop build to minimize the average cost per bicycle? Click here to see answer by matineesuxxx(27)

 Question 622324: one painter can paint a room in 12 hours and another can paint the same room in 10 hours. How long will it take to paint the room if they work together? Click here to see answer by ewatrrr(10682)

 Question 622373: In a classroom there are two kinds of seats; single and double. There are twice as single seats as double seats. THe room can accomodate 76 pupils. How many each kind of seats are there? Click here to see answer by ewatrrr(10682)

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