Questions:
- Jeremy wants to alter the size
of valves on a vat so that, when utilizing both valves, the vat empties in
exactly 1.5 hours. He has determined that the vat will empty in 2 hours when
using only the large valve. What size does he need to make the small valve
to accomplish his goal?
Answer
- Which
combinations of valves will empty the vats the quickest, a 1 hr. and 5 hr.
valve or a 2 hr. and 4 hr. valve combination?
Answer
- Jeremy decides to change the valves
so that the large one will do the job in 2 hours and the small one alone in
3 hours. How long will it take to empty the vat using both valves?
Answer
- Jason is in charge of emptying
a different vat. He uses a large valve that will empty the vat in 3 hours
and a small valve that would take 5 hours if used alone. What is the total
time required to empty the vat?
Answer
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