one person Tharak speed with the current is 10 km/hr and the speed of the current is 3 km/hr. Tharak's speed against the current is:
Choose the correct choice: A) 0 km/hr B) 1 km/hr C) 2 km/hr D) 3 km/hr E) 4 km/hr
Man's speed with the current = 10 km/hr   =&gt; speed of the man + speed of the current = 10 km/hr   speed of the current is 3 km/hr   Hence, speed of the man = 10-3= 
<gadget id="calculator">10-3</gadget>
<output>7</output>
7 km/hr   man's speed against the current= speed of the man - speed of the current   = 7-3= 
<gadget id="calculator">7-3</gadget>
<output>4</output>
4 km/hr   ANSW4 km/hrR:4 km/hr
<result>E</result>
one person Tharak speed with the current is 10 km/hr and the speed of the current is 3 km/hr. Tharak's speed against the current is: