Questions on Word Problems: Rate of work, PAINTING, Pool Filling answered by real tutors!

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Question 1068941: Person A can paint the neighbors house six times as fast as a person b, the year A and B worked together it took them one days long how long will it take them to paint the house
Click here to see answer by josgarithmetic(39613)

Question 1069204: Each of Aby, Brian, Cathy, Daisy, and Eddie can weed a certain garden in three hours. If they all work together, how long will it take them to weed the garden (in minutes)?
Click here to see answer by ikleyn(52747)

Question 1069206: Holly, James, and Mary work together to paint the outside of a barn. Holly can do the job alone in six hours. James or Mary can do the job alone in 12 hours. If all three work together, how many hours will it take them to complete the job?
Click here to see answer by ikleyn(52747)

Question 1069201: It takes 15 minutes for a faucet to fill up a bathtub, but the drain takes 20 minutes to drain it.Suppose a person leaves the drain open and turns on the faucet. How long will it take for the tub to fill than?
Click here to see answer by ikleyn(52747)

Question 1069197: A certain brass alloy contains 35% zinc and 3.0% lead .
Then x kg of zinc and y kg of lead are added to 240 kg of the original alloy to make a new alloy that is 40% zinc and 4.0% lead.
(a) Show that the amount of zinc is given by
0.35(240) + x = 0.40(240 + x + y)
and that the amount of lead is given by
0.03(240) + y = 0.04(240 + x + y)
(b) Solve for x and y.
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Do not round intermediate results. Round only final answers. Round to two decimal places.
Click here to see answer by josgarithmetic(39613)

Question 1069191: A labourer can do a job in 3 days, a second can do it in 6 days, and a third can do it in 7 days. How many days can the three do the job if they work together?
Give answer in fractional form.
Click here to see answer by trsomas23@gmail.com(17)

Question 1069193: A potting mixture contains 12.0% peat moss and 6.00% vermiculite. How much peat and how much vermiculite must be added to 900 kg of this mixture to produce a new mixture having 15.0% peat and 15.0% vermiculite?
Do not round intermediate results. Round only final answers. Round to two decimal places.
Click here to see answer by josgarithmetic(39613)

Question 1069233: A certain concrete mixture contains 4.00% cement and 5.00% sand. How many kilograms of this mixture and how many kilograms of sand should be combined with 225 kg of cement to make a batch that is 13.0% cement and 14.0% sand? Carry out all calculations exactly and round to three significant digits final answers only.
Click here to see answer by josgarithmetic(39613)

Question 1069234: A potting mixture contains 12.0% peat moss and 6.00% vermiculite. How much peat and how much vermiculite must be added to 900 kg of this mixture to produce a new mixture having 15.0% peat and 15.0% vermiculite?
Do not round intermediate results. Round only final answers. Round to two decimal places. please give me full answer. and how you solved it?
Click here to see answer by josgarithmetic(39613)

Question 1069308: If 10 men can do lawn in 4 days how long will it take 8 men at the same rate

Click here to see answer by ikleyn(52747)

Question 1069406: X can do 20% of a work in a day, Y can do 35% of the same work in a day and X, Y, Z together can do 50%of the same work in a day. how much percent of work can be done by Z in a day
Click here to see answer by ikleyn(52747)

Question 1069196: A certain concrete mixture contains 4.00% cement and 5.00% sand.

How many kilograms of this mixture and how many kilograms of sand should be combined with 225 kg of cement to make a batch that is 13.0% cement and 14.0% sand? Carry out all calculations exactly and round to three significant digits final answers only.
Click here to see answer by josgarithmetic(39613)

Question 1069515: George climed Mt. Monadnock at 3 kilometeres per hour. The trail was 10.5 kilometers long. How long did it take him to climb the mountain?
Click here to see answer by Boreal(15235)

Question 1069516: george walked around dublin lake at 7km per hour. he walked for 4 hours and 15 mintues. How far did he go?
Click here to see answer by Alan3354(69443)

Question 1069507: Kim can walk at an average rate of 3.5 miles an hour. How long will it take her to walk 21 miles?
Click here to see answer by Alan3354(69443)

Question 1069514: It took alisha 18 mintues to drive to work at a rate of 50 mph. her car broke down and it took her 3 3/4 hours to walk home. What is the distance between home and work, and how fast did she walk?
Click here to see answer by Alan3354(69443)

Question 1069520: lewis and clark both drove their families to camp that was 420 miles away. Lewis drove at 60 mph and clark drove 10mph less than lewis. Lewis left at 8:30 a.m. and arrived at 3:30pm. clark left at 8:00 a.m. How long did the trip take and when did clark arrive?
Click here to see answer by josgarithmetic(39613)

Question 1069512: Joanne and jenny both walked to the park. Joanne walked at 4 mph and jenny walked at 3 mph. It took joanne 2 hours to make the trip. How long did it take jenny to make the trip, and how far away is the park?
Click here to see answer by josgarithmetic(39613)

Question 1069504: Gerry left at 4:00pm. traveling at 55 mph. Joe left one hour later and passed gerry at 9:00pm. How fast was Joe traveling?
Click here to see answer by josgarithmetic(39613)

Question 1069508: the sloth traveled at a rate of 4 1/2 feet a minute for 2 hours. How far did it travel?
Click here to see answer by Alan3354(69443)

Question 1069510: A horse traveled 9 miles at an average speed of 15 mph. On the return trip it traveled 3 mph slower. How long did the return trip take?
Click here to see answer by Alan3354(69443)

Question 1069506: shayla covered a distance of 336 miles in 6 hours. What was her rate of travel?
Click here to see answer by Alan3354(69443)

Question 1069502: Two trains were scheduled between lancaster and Philadelphia. One train averaged 45 mph and the other made more stops and averaged only 35 mph. The second train took .4 of an hour longer to make the run. How far is it between the stations?
Click here to see answer by Fombitz(32388)

Question 1069647: Justin rode his bicycle downhill to the park at 9 mph. on the return trip, he was only able to go 6 mph, and it took him 6 hours to get home.

which value is the same for both parts of the trip?
A. time
B. distance
C. rate
D. none of the above
Click here to see answer by ikleyn(52747)

Question 1069645: a plane travels 400 miles in 1 3/4 hours. Its average rate of travel is closest to:
A. 175 mph
B. 700 mph
C. 200 mph
D. 229 mph
Click here to see answer by ikleyn(52747)

Question 1069777: which expression is incorrect?
distance, rate, time
A. D=R/T
B. T=D/R
C. D=RT
D. R=D/T
Click here to see answer by Fombitz(32388)

Question 1069779: sally left point A at 6 am and reached point B at 10 am. Jane left one hour later and arrived at point B at the same time as sally. Jane traveled two miles an hour faster than sally.
Which equation can be used to find the missing information?

A. (Rs)(4)=(Rs-2)(3)
B. (Rs)(4)=(Rs)(3)
C. (Rs)(4)=(Rs+2)(3)
D. (Rj)(4)=(Rj+2)(3)
Click here to see answer by Theo(13342)

Question 1069944: James repairs computer equipment. On Monday he spent 1 hour 45 minutes on his first job, 1 hour and 30 minutes on his second job, And 2 hours 45 minutes on his third job. How long did it take home to complete the three jobs? Fractions to decimals
Click here to see answer by Alan3354(69443)

Question 1069776: Sally left point A at 6 am and reached point B at 10 am. Jane left one hour later and arrived at point B at the same time as sally. Jane traveled two miles an hour faster than sally.
How far did sally and jane travel?
Click here to see answer by Fombitz(32388)

Question 1070175: Jerry can detail a car by himself in 50 minutes. Sally does the same job in 1 hour. How long will it take them to detail a car working together?
Click here to see answer by Boreal(15235)

Question 1070207: Michael and John work together building houses. Michael's crew can build a house in 8 days, while John's crew can finish the same house in 10 days. How long would it take both crews if the worked together?
Click here to see answer by jorel1380(3719)

Question 1070380: ADE can do a certain job in 3hours, OBI can do the same job in 5hours, and AUDU can do the same job in 7hours. How long would the job take with all three working together?
Click here to see answer by Edwin McCravy(20054)

Question 1070429: If Ginger can type a 16,560-word report in 4 hours, how many words per minute does Ginger type (assume a constant rate)?
Click here to see answer by ikleyn(52747)

Question 1070545: 8 students can solve 20 questions in 10 minutes. How many students will be needed to solve 30 problems in 5 minutes
Click here to see answer by DENNIS DON(8)

Question 1070545: 8 students can solve 20 questions in 10 minutes. How many students will be needed to solve 30 problems in 5 minutes
Click here to see answer by ikleyn(52747)

Question 1070684: a water tank has an inlet and on outlet the inlet is capable of filling the tank in 20 minutes and the outlet is caable of empty the tank in 40 minutes when the inlet was opened to till the empty tank
Click here to see answer by josgarithmetic(39613)

Question 1071009: A man can paint a certain house in 5 days. He and his brother can do the job together in 3 days. How many days would it take his brother to paint the house if he worked alone?

Click here to see answer by josgarithmetic(39613)

Question 1071067: It takes an older computer 4 times as long to send out a company's email as it does a newer computer. Working together, it takes the two computers 15 minutes to send out the email. How long will it take the newer computer to send out the email on its own?
Click here to see answer by ikleyn(52747)

Question 1071137: Oscar finished the 44 km trip in 6 hours. He traveled part of the distance at 4km/h and part at 9 km/h. How long did he travel at 9 km/h?
A. 2 hours
B. 4.9 hours
C. 5 hours
D. 4 hours
Click here to see answer by Alan3354(69443)

Question 1071135: What is the proportion of the 6 builders to build a wall in 15 day and 10 builders to build same
Click here to see answer by ikleyn(52747)

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