Laxmi and Prasanna set on a journey. Laxmi moves northwards at a speed of 20kmph and Prasanna moves southward at a speed of 30 kmph. How far will be Prasanna from Laxmi after 60 minutes ?  Answers
A) 11 B) 50 C) 28 D) 27 E) 18
Explanation:   We know 60 min = 1 hr   Total northward Laxmi's distance = 20kmph x 1hr = 20 km   Total southward Prasanna's distance = 30kmph x 1hr = 30 km   Total distance between Prasanna and Laxmi is = 20 + 30= 
<gadget id="calculator">20 + 30</gadget>
<output>50</output>
50 km.   Answer: 50
<result>B</result>
Laxmi and Prasanna set on a journey. Laxmi moves northwards at a speed of 20kmph and Prasanna moves southward at a speed of 30 kmph. How far will be Prasanna from Laxmi after 60 minutes ?