Work problem
It was computed that 75 men could complete a piece of work within 20 days. When work was scheduled to commence, this was found essential to send 25 men to another project. How much longer will it take to finish this work?
Expert
30 days. Explanation: Before: One day work = 1 / 20One mans one day work = 1 / ( 20 * 75)Now: No. f workers = 50One day work = 50 * 1 / ( 20 * 75)The total no. of days needed to complete the work = (75 * 20) / 50 = 30.
Explain the function of Information Technology in Environment and Human Health?
Normal 0 false false
Write down the formula of net primary production (or NPP)? How NPP relate to the energy pyramids.
Liveness Properties: A liveness property asserts that something good eventually happens, and is used mainly to ensure progress. Liveness properties prevent: starvation: Processes not getting the resources they need (e.g., CPU time, lock
Write down some examples of parasitism.
18,76,764
1938177 Asked
3,689
Active Tutors
1412267
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!