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Maths Puzzle
Numerical Ability
Two pipes simultaneously function to fill a tank in 12 hours.If one pipe takes 10 hours less than the other ,find the time taken by the two pipes.
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-3/4 multiplied by -4/5
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Susan had $108 (in thousands) invested in three different mutual funds in a certain year. She earned a return of 12% on the first fund, a return