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Solve the quadratic equation x^2 - 6x + 9 = 0. What are the roots?

A. 3 AND 3
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

A car travels 150 km in 3 hours. What is its average speed?

B. 60 KM/H
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

If A can do a work in 24 days and B can do it in 16 days, how long will it take for both to complete the work if they work together for 8 days?

C. 14 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

A can complete a work in 10 days, while B can complete the same work in 15 days. How many days will they take to complete the work together?

A. 6 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If A can finish a piece of work in 15 days and B can finish it in 10 days, how long will it take for them to complete the work together?

A. 6 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics