Portada del sitio > Clases GMAT, Clases GRE Course gmat mathematics, clases cursos GMAT GRE > TUTOR PERSONAL CLASES GMAT GRE SAT MATHEMATICS. +56945517215
TUTOR PERSONAL CLASES GMAT GRE SAT MATHEMATICS. +56945517215
Estaré encantado de ayudarte a nivelar tus competencias en GMAT QUANT, GRE QUANT o SAT QUANT +56945517215. DISTANCE / RATE mixture problem
Sábado 20 de enero de 2029, por
TUTOR PERSONAL GMAT GRE SAT MATHEMATICS. Estaré encantado de ayudarte a nivelar tus competencias en GMAT QUANT, GRE QUANT o SAT QUANT +56945517215. DISTANCE / RATE mixture problem
A man can row at a speed of 5 km/hr in still water. If he rows a certain distance upstream and back to the starting point in a river which flows at 1.5 km/hr, what is his average speed for the double journey?
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