Tina can complete a piece of work in 10 days. Mina is $$ 33 {1\over3}$$% less efficient than Tina. How many days are required to both to complete the work.
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Q:
Tina can complete a piece of work in 10 days. Mina is $$ 33 {1\over3}$$% less efficient than Tina. How many days are required to both to complete the work.
- 18 daysfalse
- 26 daystrue
- 312 daysfalse
- 410 daysfalse
- 5None of thesefalse
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