Q25Fill in the blanks
If 12 pumps can empty a reservoir in 20 hours, then time required by 45 such pumps to empty the same reservoir is ______ hours. Understand the problem • If you write a problem in your own words, you may understand it better. Before writing a problem in your own words, you may need to read it over several times – perhaps aloud, so that you can hear yourself say the words. • Once you have written the problem in your own words, you may want to make sure you have included all of the necessary information to solve the problem.
Show answer
(c)