Time + work - practice problems - page 2 of 31
Number of problems found: 605
- Five mechanics
Five mechanics will make a car for some time. How many cars can 30 mechanics produce at the same time? - 5 pumps
Five pumps to pump 3 hours 1600 hl of water. How long pumped the same amount of water from four pumps? - Cleaners 81056
Four cleaners will clean the hotel in 15 hours. How long will they clean if, after 8 hours, one gets injured and leaves? - Together 28411
Worker A will dig a trench in 12 days. Worker B will dig a trench in 18 days. How many days will it take them together? - If you
If you travel to work 22 days and it takes 29.2 minutes, how many minutes will it take to travel to work and back? - Six identical
Six identical compressors inflate 180 balloons in one hour. How many balloons inflate one compressor in 10 minutes? - Weighted harmonic average
Ten workers will do some work in 2 minutes, five in 10 minutes, and three in 6 minutes. How many minutes per average worker per worker? - Three workshops
One workshop can complete the task in 48 days, the second in 30 days, and the third in 20 days. In how many days would the task be completed if all workshops worked? - Hay bags
Four cows eat 16 hay bags in 5 days. How many bags will eat five cows in 7 days? - Working together
One worker performs work in 3 days, the second in 5 days. How much do they work together? - Workers
A Group of workers washed half of the windows of the building in two hours. How long will it take half the workers to wash all the windows of the building? - Two tributaries
Two tributaries of the pool fill it in 10 hours. One of the tributaries would fill 15 hours. How long would fill the first tributary? - Families 83209
Coal for 15 families lasts 60 days. How many days will the coal last for 20 families? - Machine 81767
Four lathes machine 32 parts in 1 hour. How many parts does 1 turner machine have in 2 hours? - Carpenters 44401
Eight carpenters will make 30 chairs in 2 days. In how many days will ten carpenters make 72 chairs? - Painters 44121
Two painters will paint the bridge in 12 days. How many painters must we employ if we need to paint the bridge in 8 days? - Filling 15983
Five 1800hl filling pumps in 3 hours for how long does a 4hl filling 1800hl tank? - Percentage 8921
The clerk will work 178 hours a month. She missed 54 hours due to illness. What percentage is it? - Together 5663
Two workers would do the work together in 2 days. The first would do some work here in 6 days. In how many days would the second worker do this work? - 3 men
Three men painting a house take 7 1/2 days. How long will 5 men take over the same job? Working at the same rate.
Do you have homework that you need help solving? Ask a question, and we will try to solve it.