1.

Suppose B takes 10% less time than A, to cover the same distance. If A walks at a rate of 9 km / h, then the speed of B in m / sec., is:

A. \(2\dfrac{7}{9}\)
B. \(2\dfrac{1}{9}\)
C. \(3\dfrac{7}{9}\)
D. \(5\dfrac{5}{9}\)
Answer» B. \(2\dfrac{1}{9}\)


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