The speed of a boat is 10 km per hour (kph) and the speed of the currect is 5 kph. The boat traelled 5 hours in a favour of the current and then returned to the starting point. What was the time to return?

In achese touranment each of six players will play every other player exactly once . How many matches will be...

It takes bela 1 hours to do job that Hena can do in 40 minutes, One day worked together for 12 minitues and th...

A women says, "If you reverge my own age" the figure represents my age. He is of course, senior to me and the...

Find the missing character ?

A tree of heigth 4 m casts a shadow of length 6.5 m. What would be the height of house casting a shadow 26 m l...

In Cyclist leaves home at 10.00 hours to cycle to school 7 km awat. he cycle at 10 km/h he arrived he has a pu...