Home › CAT › Quantitative Aptitude › Time and Work › Those two workers, at that combined rate, finish…
Those two workers, at that combined rate, finish the whole job in:
A5 hours
B6 hours
C3 hours
D4 hours
Answer & Solution
Correct answer: D. 4 hours
1. They complete one fourth each hour.
2. Four such hours finish the job.
3. They take 4 hours.
_Source: OpenStax Elementary Algebra, Chapter 8, Solve Uniform Motion and Work Applications._
Related questions
A worker finishing in 5 hours and another in 20 hours together do what share of the job eaConverting two fifths of an hour into minutes gives:In work problems, the parts of the job done by each worker in one hour add up to:Flying into that same 30 mph wind, the same plane's ground speed would be:A plane's ground speed with a tailwind of 30 mph, if the plane itself flies at 150 mph, isOn that drive, Tony's interstate speed was:Tony drives 4 hours in all, 208 miles on the interstate and 40 on country roads, going 15 On that same ride, Hamilton's uphill speed works out to: