1. When Jack and Jill work together, they can carry a cooler of water up a hill in 12 hours. When Jill works alone it takes her 7 fewer hours than when Jack works alone. How long would it take Jack, working alone, to carry a cooler of water up a hill?

Q: 2. A train traveling at 30 miles per hour reaches a tunnel which is nine times as long as the train.…

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Q: (2) The price of a dress is reduced by 20%. When the dress still does not sell, price was then…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 1. The sum of the digits of a two digit number is 15. One-third of the number diminished by 12 is…

A: To find the two digit number whose sum of the digits be 15 .

Q: A company has production costs of $25 per item. The company can produce 175 items for a total cost…

A: Given, a company has production costs of $25 per item.The company can produce 175 items for a total…

Q: It takes Aaron 3 hour 15 minutes to travel from A City to B City and 5 hours 25 minutes to reach C…

A: From A city to B city time taken=3 hour 15 minutes From B city to C city time taken= 5 hrs 25…

Q: 2. Eight men have enough food for 29 weeks. How long would the food last for 10 men?

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: if six cats can catch four mice in six minutes how long it will take one cat to catch one mouse?…

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Q: 1. Maxine and Sammie have lawns that are the same size. Maxine can mow her lawn in 24 minutes and…

A: we have been given that Maxine mow her lawn in 24 minutes  and Sammie mow her lawn in 36 minutes

Q: 3. The sum of the present ages of Juan, Antonio, and Nancy is 210 years. Thirty-five years ago, the…

A:

Q: There are 40 students in a classroom, and the desired ratio of students to computers is 3 : 1. How…

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Q: 1. when jack and jill work together, they can carry a cooler of water up a hill in 12 hours. when…

A: ln(xy2z3) = ln(x) + lny2 + lnz3 = lnx + 2lny + 3lnz As ln am = mln a

Q: Suppose a company produces and sells a total of 8,750 boxes of paper per year. The fixed cost of…

A: Economic lot size L will be given by the formula shown on white board.Here, D = Annual production or…

Q: If the bases and height of a trapezoid are all multiplied by 5, how will the perimeter and area of a…

A: Here we have to calculate the answer

Q: 10. A company is selling calculators for $50 each. How many should it sell to break even if it costs…

A: Price of each calculator= $50 manufacture cost =$5 Fixed cost =$3600

Q: 2. Two groups of volunteers can repack relief goods in 4 hours. One group would take 2 hours longer…

A: let one group take x hours. and  longer than the other group of volunteers =x+2

Q: Forty men working on a construction job had completed one-third of the job in the past 15 days. The…

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Q: 1. The sum of the digits of a 2-digit number is 10. If the number is divided by the units digit, the…

A: (1) Let the tens and units place digit of the 2-digit number be x and y. Then the 2-digit number is…

Q: 9. John, Luke and Mark can finish painting the fence in 2 hours. If John does the job alone, he can…

A: Assume the unknown as 'x' and calculate the one hour work of everyone. It is given that the total…

Q: (2) The price of a dress is reduced by 20%. When the dress still does not sell, price was then…

A: Given that  The price of a dress is reduced by 20 percent  Again reduced by 10%  After reduction…

Q: In a plant, if the time needed to produce the first unit is 13 hours and the reduction in time…

A: We will find the total production cost as following .

Q: A line segment has a length of 10 units. If the line segment undergoes a translation up 5 units and…

A: A line segment has a length of 10 units. If the line segment undergoes a translation up 5 units and…

Q: 1. A sink can be filled by a pipe in 5 minutes, but it takes 7 minutes to drain a full sink. If both…

A: Topic - pipe and drain problem Note : as per bartleby Guidelines ,we are supposed to solve only…

Q: 1. The sum of two numbers is 25. One of the numbers exceeds the other by 9. Find the numbers.

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Q: 1/3 of James's money is equal to 1/2 of Henry's money. James has $54 more than Henry. How much money…

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Q: If my current rate is 129.00$ per month and 15% saving over a competitors price how Much is the…

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Q: Salim is paid RO 7 an hour. Last week he worked 8 hours a day for 5 days. The gross pay for last…

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Q: The average of five quantities is 10 and the average of three of them is 9. What is the average of…

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Q: Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost…

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Q: If a package of three cans of soup sells for $1.59, how much will 10 cans cost, assuming one can…

A: Please follow the steps as on the board:

Q: 2) Suppose you have 2 pieces of ice with the same volume but in different shapes. If one of the…

A: To find two shapes with different surface areas but the same volume.

Q: . The sum of two numbers is 36. If the larger number is divided by the smaller number, the quotient…

A: Hello learner, we can answer the first question among one question as per the guidelines. Please…

Q: 1) It takes Brenda 12 hours to pick forty bushels of apples. Daniel can pick the same amount in 10…

A: Brenda pick 40 bushels of apples = 12 hours  Daniel pick 40 bushels of apples = 10 hours

Q: Sam can fill a certain order in 5 hours while Willy needs 9 hours to do the same job. Working…

A:

Q: 1. The product of 7 and a number, increased by 3, is equal to twice the number, subtracted from 39.…

A: Topic -equations Let number is x Product of 7 and number, increases by 3=7x+3 Twice the number…

Q: D. 1. If the length of the bridge will be doubled to make it a two-way-wide bridge, how many weeks…

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Q: (2) The price of a dress is reduced by 20%. When the dress still does not sell, price was then…

A:

Q: Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost…

A:

Q: At the start of the school year,the ratio of boys to girls in drama club is 5 to 3.After Winter…

A: At starting in drama club let the number of boys be x and number of girls is y  At start ration of…

Q: present the sum of parents’ ages is twice the sum of the children’s ages. Five years ago, the sum of…

A: We will solve the problem

Q: indy can construct 100 identical boxes in two days less than Carl. If they work together, they can…

A: Definition used -               If A completes work in x days and B completes work in y days.…

Q: Suppose that you want to blend two coffees in order to obtain a new blend. The blend will be made…

A: NOTE: Refresh your page if you can't see any equations. . x=number of pounds of Arabica beans…

Q: Gordon is twice as old as Tony when Gordon was as old as Tony is now. The combined age of Gordon and…

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Q: 2.) A water tank can be filled by an intake pipe in 12 hours. A draining pipe can empty the water…

A: We need to find how long will it take to fill the tank.

Q: 7. Factory A produces twice as many cars per day as factory B. Factory C produces 300 cars more per…

A:

Q: The price of a dress is reduced by 20% when the dress still does not sell ,price was then reduced By…

A: Step 1: Let x be the original price of the dress. Step 2: There are no other unknown quantities.…

Q: 6) Ronnie has two printing machines that print at different rates. Machine A prints 45 shirts every…

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Q: A thrice as good a workman as B and therefore is able to finish a job in 60 days less than B. by…

A:

Q: Suppose that there are two types of tickets to a show: advance and same-day. Advance tickets cost…

A: Given, Advance tickets cost $25 and same-day tickets cost $35. Total amount paid $1900.Let us…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.