## Bharat Gupta is teaching live on Unacademy Plus

TIME, SPEED AND DISTANCE Boat - 1

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A man can row 30 km downstream and return in a total of 8 hr. If the speed of the boat in still water is four times the speed of the current, then the speed of the current is: a. 1 km/hr b. 2 km/hr c. 4 km/hr d. 3 km/hr

A man can row 30 km downstream and return in a total of 8 hr. If the speed of the boat in still water is four times the speed of the current, then the speed of the current is: a. 1 km/hr b. 2 km/hr c. 4 km/hr d. 3 km/hr D S US - B0

A man rows a boat 18 kilometres in 4 hours downstream and returns upstream in 12 hours. The speed of the stream (in km per hour) is: a. 1 b. 1.5 c. 2 d. 1.75

A man rows a boat 18 kilometres in 4 hours downstream and returns upstream in 12 hours. The speed of the stream (in km per hour) is: a. 1 b. 1.5 c. 2 d. 1.75 18 l2. uhlach 2

On a river, Q is the mid-points between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours, and from P to R in 16 hours 40 min. How long would it take to go from R to P? a. 3 1 hour b. 5 hour c. 62 hour d. 7 hour 3 3

On a river, Q is the mid-points between two points P and R on the same bank of the river. A boat can go from P to Q and back in 12 hours, and from P to R in 16 hours 40 min. How long would it take to go from R to P? a. 3 1 hour b. 5 hour c. 62 hour d. 7 hour 3 3 P -R

A boat covers 24 km upstream and 36 km downstream in 6 hrs, while it covers 36 km upstream and 24 km downstream in 6.5 hrs. The speed of the current is: a. 1 km/hr b. 2 km/hr C. 1.5 km/hr d. 2.5 km/hr

A boat covers 24 km upstream and 36 km downstream in 6 hrs, while it covers 36 km upstream and 24 km downstream in 6.5 hrs. The speed of the current is: a. 1 km/hr b. 2 km/hr C. 1.5 km/hr d. 2.5 km/hr U S D S U S D S 2V 3.4 te